31324254120135 has 16 divisors (see below), whose sum is σ = 55687562880480. Its totient is φ = 16706268864000.

The previous prime is 31324254120119. The next prime is 31324254120149. The reversal of 31324254120135 is 53102145242313.

31324254120135 is a `hidden beast` number, since 31 + 32 + 4 + 2 + 541 + 20 + 1 + 35 = 666.

It is not a de Polignac number, because 31324254120135 - 2⁴ = 31324254120119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 31324254120135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116015755866 + ... + 116015756135.

It is an arithmetic number, because the mean of its divisors is an integer number (3480472680030).

Almost surely, 2^{31324254120135} is an apocalyptic number.

31324254120135 is a deficient number, since it is larger than the sum of its proper divisors (24363308760345).

31324254120135 is a wasteful number, since it uses less digits than its factorization.

31324254120135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232031512015 (or 232031512009 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 31324254120135 its reverse (53102145242313), we get a palindrome (84426399362448).

The spelling of 31324254120135 in words is "thirty-one trillion, three hundred twenty-four billion, two hundred fifty-four million, one hundred twenty thousand, one hundred thirty-five".