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23010300012 = 22375348710613
BaseRepresentation
bin10101011011100001…
…010101000001101100
32012101121221100112210
4111123201111001230
5334111114100022
614323142330420
71443134215530
oct253341250154
965347840483
1023010300012
119838794a77
124562129a10
13222925744b
14118400dbc0
158ea196a0c
hex55b85506c

23010300012 has 96 divisors (see below), whose sum is σ = 62652828672. Its totient is φ = 6436475136.

The previous prime is 23010299987. The next prime is 23010300041. The reversal of 23010300012 is 21000301032.

It is a happy number.

It is a super-5 number, since 5×230103000125 (a number of 53 digits) contains 55555 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2162818 + ... + 2173430.

It is an arithmetic number, because the mean of its divisors is an integer number (652633632).

Almost surely, 223010300012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23010300012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31326414336).

23010300012 is an abundant number, since it is smaller than the sum of its proper divisors (39642528660).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23010300012 is a wasteful number, since it uses less digits than its factorization.

23010300012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11167 (or 11165 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 23010300012 its reverse (21000301032), we get a palindrome (44010601044).

The spelling of 23010300012 in words is "twenty-three billion, ten million, three hundred thousand, twelve".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 53 84 106 159 212 318 371 487 636 742 974 1113 1461 1484 1948 2226 2922 3409 4452 5844 6818 10227 10613 13636 20454 21226 25811 31839 40908 42452 51622 63678 74291 77433 103244 127356 148582 154866 180677 222873 297164 309732 361354 445746 542031 562489 722708 891492 1084062 1124978 1687467 2168124 2249956 3374934 3937423 5168531 6749868 7874846 10337062 11812269 15505593 15749692 20674124 23624538 31011186 36179717 47249076 62022372 72359434 108539151 144718868 217078302 273932143 434156604 547864286 821796429 1095728572 1643592858 1917525001 3287185716 3835050002 5752575003 7670100004 11505150006 23010300012