1313031121032 has 32 divisors (see below), whose sum is σ = 3395770142400. Its totient is φ = 422584728384.

The previous prime is 1313031121027. The next prime is 1313031121037. The reversal of 1313031121032 is 2301211303131.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1313031121027) and next prime (1313031121037).

It is not an unprimeable number, because it can be changed into a prime (1313031121037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 943268788 + ... + 943270179.

It is an arithmetic number, because the mean of its divisors is an integer number (106117816950).

Almost surely, 2^{1313031121032} is an apocalyptic number.

1313031121032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1313031121032 is an abundant number, since it is smaller than the sum of its proper divisors (2082739021368).

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

1313031121032 is a wasteful number, since it uses less digits than its factorization.

1313031121032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1886539005 (or 1886539001 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1313031121032 its reverse (2301211303131), we get a palindrome (3614242424163).

The spelling of 1313031121032 in words is "one trillion, three hundred thirteen billion, thirty-one million, one hundred twenty-one thousand, thirty-two".