2102937631 has 2 divisors, whose sum is σ = 2102937632. Its totient is φ = 2102937630.

The previous prime is 2102937623. The next prime is 2102937637. The reversal of 2102937631 is 1367392012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2102937631 - 2³ = 2102937623 is a prime.

It is a super-2 number, since 2×2102937631² = 8844693359751784322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102937637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051468815 + 1051468816.

It is an arithmetic number, because the mean of its divisors is an integer number (1051468816).

Almost surely, 2^2102937631 is an apocalyptic number.

2102937631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102937631 is an equidigital number, since it uses as much as digits as its factorization.

2102937631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 2102937631 is about 45857.7979301231. The cubic root of 2102937631 is about 1281.1760088432.

The spelling of 2102937631 in words is "two billion, one hundred two million, nine hundred thirty-seven thousand, six hundred thirty-one".