2031313052144 has 40 divisors (see below), whose sum is σ = 4036987793328. Its totient is φ = 989575211520.

The previous prime is 2031313052141. The next prime is 2031313052203. The reversal of 2031313052144 is 4412503131302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031313052141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1548662 + ... + 2541845.

Almost surely, 2^{2031313052144} is an apocalyptic number.

It is an amenable number.

2031313052144 is a deficient number, since it is larger than the sum of its proper divisors (2005674741184).

2031313052144 is a wasteful number, since it uses less digits than its factorization.

2031313052144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4091313 (or 4091307 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 2031313052144 its reverse (4412503131302), we get a palindrome (6443816183446).

The spelling of 2031313052144 in words is "two trillion, thirty-one billion, three hundred thirteen million, fifty-two thousand, one hundred forty-four".