123152334235225 has 192 divisors, whose sum is σ = 165324458557440. Its totient is φ = 90797401094400.

The previous prime is 123152334235223. The next prime is 123152334235237. The reversal of 123152334235225 is 522532433251321.

It is not a de Polignac number, because 123152334235225 - 2¹ = 123152334235223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123152334235223) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 148914551262 + ... + 148914552088.

It is an arithmetic number, because the mean of its divisors is an integer number (861064888320).

Almost surely, 2^{123152334235225} is an apocalyptic number.

It is an amenable number.

123152334235225 is a deficient number, since it is larger than the sum of its proper divisors (42172124322215).

123152334235225 is a wasteful number, since it uses less digits than its factorization.

123152334235225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1460 (or 1455 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 43.

Adding to 123152334235225 its reverse (522532433251321), we get a palindrome (645684767486546).

The spelling of 123152334235225 in words is "one hundred twenty-three trillion, one hundred fifty-two billion, three hundred thirty-four million, two hundred thirty-five thousand, two hundred twenty-five".