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23130211013 = 7131916198263
BaseRepresentation
bin10101100010101010…
…110000001011000101
32012200222120110111222
4111202222300023011
5334332313223023
614343104410125
71446121356350
oct254252601305
965628513458
1023130211013
11989a445978
124596316945
13224804c9c0
141195d05297
15905980cc8
hex562ab02c5

23130211013 has 32 divisors (see below), whose sum is σ = 29988403200. Its totient is φ = 17324819136.

The previous prime is 23130210989. The next prime is 23130211037. The reversal of 23130211013 is 31011203132.

It is an interprime number because it is at equal distance from previous prime (23130210989) and next prime (23130211037).

It is a cyclic number.

It is not a de Polignac number, because 23130211013 - 226 = 23063102149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23130210982 and 23130211000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23130211063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2795120 + ... + 2803382.

It is an arithmetic number, because the mean of its divisors is an integer number (937137600).

Almost surely, 223130211013 is an apocalyptic number.

It is an amenable number.

23130211013 is a deficient number, since it is larger than the sum of its proper divisors (6858192187).

23130211013 is a wasteful number, since it uses less digits than its factorization.

23130211013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9921.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 23130211013 its reverse (31011203132), we get a palindrome (54141414145).

The spelling of 23130211013 in words is "twenty-three billion, one hundred thirty million, two hundred eleven thousand, thirteen".

Divisors: 1 7 13 19 91 133 247 1619 1729 8263 11333 21047 30761 57841 107419 147329 156997 215327 399893 751933 1098979 2040961 2799251 13377797 14286727 93644579 173911361 254178143 1217379527 1779247001 3304315859 23130211013