121323534325 has 96 divisors (see below), whose sum is σ = 189187891200. Its totient is φ = 75253432320.

The previous prime is 121323534259. The next prime is 121323534361. The reversal of 121323534325 is 523435323121.

It is not a de Polignac number, because 121323534325 - 2¹⁵ = 121323501557 is a prime.

It is a super-2 number, since 2×121323534325² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 58808244 + ... + 58810306.

It is an arithmetic number, because the mean of its divisors is an integer number (1970707200).

Almost surely, 2^121323534325 is an apocalyptic number.

It is an amenable number.

121323534325 is a deficient number, since it is larger than the sum of its proper divisors (67864356875).

121323534325 is a wasteful number, since it uses less digits than its factorization.

121323534325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2891 (or 2886 counting only the distinct ones).

The product of its digits is 64800, while the sum is 34.

Adding to 121323534325 its reverse (523435323121), we get a palindrome (644758857446).

The spelling of 121323534325 in words is "one hundred twenty-one billion, three hundred twenty-three million, five hundred thirty-four thousand, three hundred twenty-five".