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23231223323 = 711412179479
BaseRepresentation
bin10101101000101100…
…000101011000011011
32012222000122102100122
4111220230011120123
5340034143121243
614401113423455
71451456066030
oct255054053033
965860572318
1023231223323
119941468a20
12460410ab8b
132262c591b9
1411a54bb387
1590e785668
hex568b0561b

23231223323 has 24 divisors (see below), whose sum is σ = 29687427840. Its totient is φ = 17660635200.

The previous prime is 23231223307. The next prime is 23231223341. The reversal of 23231223323 is 32332213232.

It is not a de Polignac number, because 23231223323 - 24 = 23231223307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23231223292 and 23231223301.

It is not an unprimeable number, because it can be changed into a prime (23231222323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39698 + ... + 219176.

It is an arithmetic number, because the mean of its divisors is an integer number (1236976160).

Almost surely, 223231223323 is an apocalyptic number.

23231223323 is a deficient number, since it is larger than the sum of its proper divisors (6456204517).

23231223323 is a wasteful number, since it uses less digits than its factorization.

23231223323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179579 (or 179538 counting only the distinct ones).

The product of its digits is 7776, while the sum is 26.

Adding to 23231223323 its reverse (32332213232), we get a palindrome (55563436555).

The spelling of 23231223323 in words is "twenty-three billion, two hundred thirty-one million, two hundred twenty-three thousand, three hundred twenty-three".

Divisors: 1 7 11 41 77 287 451 1681 3157 11767 18491 129437 179479 1256353 1974269 7358639 13819883 51510473 80945029 301704199 566615203 2111929393 3318746189 23231223323