10100631 has 4 divisors (see below), whose sum is σ = 13467512. Its totient is φ = 6733752.

The previous prime is 10100617. The next prime is 10100633. The reversal of 10100631 is 13600101.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10100631 - 2¹⁷ = 9969559 is a prime.

It is a super-2 number, since 2×10100631² = 204045493196322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10100633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1683436 + ... + 1683441.

It is an arithmetic number, because the mean of its divisors is an integer number (3366878).

Almost surely, 2^10100631 is an apocalyptic number.

10100631 is a deficient number, since it is larger than the sum of its proper divisors (3366881).

10100631 is an equidigital number, since it uses as much as digits as its factorization.

10100631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3366880.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 10100631 is about 3178.1489895850. The cubic root of 10100631 is about 216.1637347346.

Adding to 10100631 its reverse (13600101), we get a palindrome (23700732).

It can be divided in two parts, 10100 and 631, that added together give a triangular number (10731 = T₁₄₆).

The spelling of 10100631 in words is "ten million, one hundred thousand, six hundred thirty-one".