100631002 has 4 divisors (see below), whose sum is σ = 150946506. Its totient is φ = 50315500.

The previous prime is 100630997. The next prime is 100631023. The reversal of 100631002 is 200136001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200136001 = 13 ⋅15395077.

It can be written as a sum of positive squares in only one way, i.e., 100220121 + 410881 = 10011^2 + 641^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25157749 + ... + 25157752.

Almost surely, 2^100631002 is an apocalyptic number.

100631002 is a deficient number, since it is larger than the sum of its proper divisors (50315504).

100631002 is an equidigital number, since it uses as much as digits as its factorization.

100631002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50315503.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 100631002 is about 10031.5004859692. The cubic root of 100631002 is about 465.1331210183.

Adding to 100631002 its reverse (200136001), we get a palindrome (300767003).

The spelling of 100631002 in words is "one hundred million, six hundred thirty-one thousand, two".