31203400403132 has 48 divisors (see below), whose sum is σ = 54993475895904. Its totient is φ = 15491400960000.

The previous prime is 31203400403099. The next prime is 31203400403141. The reversal of 31203400403132 is 23130400430213.

It is a super-3 number, since 3×31203400403132³ (a number of 41 digits) contains 333 as substring.

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, 622784882 + ... + 622834982.

It is an arithmetic number, because the mean of its divisors is an integer number (1145697414498).

Almost surely, 2^{31203400403132} is an apocalyptic number.

It is an amenable number.

31203400403132 is a deficient number, since it is larger than the sum of its proper divisors (23790075492772).

31203400403132 is a wasteful number, since it uses less digits than its factorization.

31203400403132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52190 (or 52188 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 31203400403132 its reverse (23130400430213), we get a palindrome (54333800833345).

The spelling of 31203400403132 in words is "thirty-one trillion, two hundred three billion, four hundred million, four hundred three thousand, one hundred thirty-two".