1031131201012 has 48 divisors (see below), whose sum is σ = 1988274657600. Its totient is φ = 463994496000.

The previous prime is 1031131200991. The next prime is 1031131201031. The reversal of 1031131201012 is 2101021311301.

It is a happy number.

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, 65883364 + ... + 65899012.

It is an arithmetic number, because the mean of its divisors is an integer number (41422388700).

Almost surely, 2^{1031131201012} is an apocalyptic number.

It is an amenable number.

1031131201012 is a deficient number, since it is larger than the sum of its proper divisors (957143456588).

1031131201012 is a wasteful number, since it uses less digits than its factorization.

1031131201012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30592 (or 30590 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1031131201012 its reverse (2101021311301), we get a palindrome (3132152512313).

The spelling of 1031131201012 in words is "one trillion, thirty-one billion, one hundred thirty-one million, two hundred one thousand, twelve".