1031211313332 has 96 divisors (see below), whose sum is σ = 2491578980352. Its totient is φ = 331698992256.

The previous prime is 1031211313313. The next prime is 1031211313337. The reversal of 1031211313332 is 2333131121301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031211313337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26487793 + ... + 26526695.

It is an arithmetic number, because the mean of its divisors is an integer number (25953947712).

Almost surely, 2^{1031211313332} is an apocalyptic number.

1031211313332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1031211313332 is an abundant number, since it is smaller than the sum of its proper divisors (1460367667020).

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

1031211313332 is a wasteful number, since it uses less digits than its factorization.

1031211313332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39437 (or 39435 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 1031211313332 its reverse (2333131121301), we get a palindrome (3364342434633).

The spelling of 1031211313332 in words is "one trillion, thirty-one billion, two hundred eleven million, three hundred thirteen thousand, three hundred thirty-two".