2131711044 has 24 divisors (see below), whose sum is σ = 5108425728. Its totient is φ = 691365600.

The previous prime is 2131711019. The next prime is 2131711069. The reversal of 2131711044 is 4401171312.

It is an interprime number because it is at equal distance from previous prime (2131711019) and next prime (2131711069).

It is a super-2 number, since 2×2131711044² = 9088383950223139872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2400132 + ... + 2401019.

It is an arithmetic number, because the mean of its divisors is an integer number (212851072).

Almost surely, 2^2131711044 is an apocalyptic number.

It is an amenable number.

2131711044 is an abundant number, since it is smaller than the sum of its proper divisors (2976714684).

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

2131711044 is a wasteful number, since it uses less digits than its factorization.

2131711044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4801195 (or 4801193 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 2131711044 is about 46170.4563980041. The cubic root of 2131711044 is about 1286.9927835724.

Adding to 2131711044 its reverse (4401171312), we get a palindrome (6532882356).

The spelling of 2131711044 in words is "two billion, one hundred thirty-one million, seven hundred eleven thousand, forty-four".