100372106 has 4 divisors (see below), whose sum is σ = 150558162. Its totient is φ = 50186052.

The previous prime is 100372073. The next prime is 100372123. The reversal of 100372106 is 601273001.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 52693081 + 47679025 = 7259^2 + 6905^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25093025 + ... + 25093028.

Almost surely, 2^100372106 is an apocalyptic number.

100372106 is a deficient number, since it is larger than the sum of its proper divisors (50186056).

100372106 is an equidigital number, since it uses as much as digits as its factorization.

100372106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50186055.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 100372106 is about 10018.5880242677. The cubic root of 100372106 is about 464.7338917545.

The spelling of 100372106 in words is "one hundred million, three hundred seventy-two thousand, one hundred six".