102232520231 has 2 divisors, whose sum is σ = 102232520232. Its totient is φ = 102232520230.

The previous prime is 102232520207. The next prime is 102232520263. The reversal of 102232520231 is 132025232201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102232520231 is a prime.

It is a super-2 number, since 2×102232520231² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102232520197 and 102232520206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102232520431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51116260115 + 51116260116.

It is an arithmetic number, because the mean of its divisors is an integer number (51116260116).

Almost surely, 2^102232520231 is an apocalyptic number.

102232520231 is a deficient number, since it is larger than the sum of its proper divisors (1).

102232520231 is an equidigital number, since it uses as much as digits as its factorization.

102232520231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 102232520231 its reverse (132025232201), we get a palindrome (234257752432).

The spelling of 102232520231 in words is "one hundred two billion, two hundred thirty-two million, five hundred twenty thousand, two hundred thirty-one".