31320234011004 has 48 divisors (see below), whose sum is σ = 73144007748000. Its totient is φ = 10431014404096.

The previous prime is 31320234010991. The next prime is 31320234011009. The reversal of 31320234011004 is 40011043202313.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31320234011009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108896074 + ... + 109183310.

It is an arithmetic number, because the mean of its divisors is an integer number (1523833494750).

Almost surely, 2^{31320234011004} is an apocalyptic number.

It is an amenable number.

31320234011004 is an abundant number, since it is smaller than the sum of its proper divisors (41823773736996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31320234011004 is a wasteful number, since it uses less digits than its factorization.

31320234011004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295102 (or 295100 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 31320234011004 its reverse (40011043202313), we get a palindrome (71331277213317).

The spelling of 31320234011004 in words is "thirty-one trillion, three hundred twenty billion, two hundred thirty-four million, eleven thousand, four".