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23130123233 = 7195910972687
BaseRepresentation
bin10101100010101010…
…011010101111100001
32012200222102000002212
4111202222122233201
5334332302420413
614343102451505
71446120542420
oct254252325741
965628360085
1023130123233
11989a395a28
124596293b95
13224801ba69
141195cc12b7
15905964ca8
hex562a9abe1

23130123233 has 32 divisors (see below), whose sum is σ = 28333670400. Its totient is φ = 18440313984.

The previous prime is 23130123187. The next prime is 23130123239. The reversal of 23130123233 is 33232103132.

It is a cyclic number.

It is not a de Polignac number, because 23130123233 - 26 = 23130123169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23130123199 and 23130123208.

It is not an unprimeable number, because it can be changed into a prime (23130123239) 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, 8606816 + ... + 8609502.

It is an arithmetic number, because the mean of its divisors is an integer number (885427200).

Almost surely, 223130123233 is an apocalyptic number.

It is an amenable number.

23130123233 is a deficient number, since it is larger than the sum of its proper divisors (5203547167).

23130123233 is a wasteful number, since it uses less digits than its factorization.

23130123233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3869.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 23130123233 its reverse (33232103132), we get a palindrome (56362226365).

The spelling of 23130123233 in words is "twenty-three billion, one hundred thirty million, one hundred twenty-three thousand, two hundred thirty-three".

Divisors: 1 7 19 59 133 413 1097 1121 2687 7679 7847 18809 20843 51053 64723 145901 158533 357371 453061 1109731 1229737 2947639 3012127 8608159 20633473 21084889 56005141 173910701 392035987 1217374907 3304303319 23130123233