100650131 has 2 divisors, whose sum is σ = 100650132. Its totient is φ = 100650130.

The previous prime is 100650119. The next prime is 100650133. The reversal of 100650131 is 131056001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100650131 is a prime.

It is a super-2 number, since 2×100650131² = 20260897740634322, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 100650133, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (100650133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50325065 + 50325066.

It is an arithmetic number, because the mean of its divisors is an integer number (50325066).

Almost surely, 2^100650131 is an apocalyptic number.

100650131 is a deficient number, since it is larger than the sum of its proper divisors (1).

100650131 is an equidigital number, since it uses as much as digits as its factorization.

100650131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 100650131 is about 10032.4538872601. The cubic root of 100650131 is about 465.1625916174.

The spelling of 100650131 in words is "one hundred million, six hundred fifty thousand, one hundred thirty-one".