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23012314212 = 2236961275491
BaseRepresentation
bin10101011011101001…
…000000110001100100
32012101202201200111210
4111123221000301210
5334112123023322
614323253431420
71443160305036
oct253351006144
965352650453
1023012314212
1198399402a8
12456293b570
1322297b1194
1411843b5c56
158ea44370c
hex55ba40c64

23012314212 has 24 divisors (see below), whose sum is σ = 53703308512. Its totient is φ = 7669641600.

The previous prime is 23012314181. The next prime is 23012314217. The reversal of 23012314212 is 21241321032.

It is not an unprimeable number, because it can be changed into a prime (23012314217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54214 + ... + 221277.

Almost surely, 223012314212 is an apocalyptic number.

It is an amenable number.

23012314212 is an abundant number, since it is smaller than the sum of its proper divisors (30690994300).

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

23012314212 is a wasteful number, since it uses less digits than its factorization.

23012314212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282459 (or 282457 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 23012314212 its reverse (21241321032), we get a palindrome (44253635244).

The spelling of 23012314212 in words is "twenty-three billion, twelve million, three hundred fourteen thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 6961 13922 20883 27844 41766 83532 275491 550982 826473 1101964 1652946 3305892 1917692851 3835385702 5753078553 7670771404 11506157106 23012314212