2131649633099 has 16 divisors (see below), whose sum is σ = 2472212920320. Its totient is φ = 1800132858720.

The previous prime is 2131649633081. The next prime is 2131649633117. The reversal of 2131649633099 is 9903369461312.

It is an interprime number because it is at equal distance from previous prime (2131649633081) and next prime (2131649633117).

It is not a de Polignac number, because 2131649633099 - 2²⁰ = 2131648584523 is a prime.

It is a super-2 number, since 2×2131649633099² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2131649638099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 790499 + ... + 2210924.

It is an arithmetic number, because the mean of its divisors is an integer number (154513307520).

Almost surely, 2^{2131649633099} is an apocalyptic number.

2131649633099 is a deficient number, since it is larger than the sum of its proper divisors (340563287221).

2131649633099 is a wasteful number, since it uses less digits than its factorization.

2131649633099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3002930.

The product of its (nonzero) digits is 5668704, while the sum is 56.

The spelling of 2131649633099 in words is "two trillion, one hundred thirty-one billion, six hundred forty-nine million, six hundred thirty-three thousand, ninety-nine".