100863331 has 2 divisors, whose sum is σ = 100863332. Its totient is φ = 100863330.

The previous prime is 100863307. The next prime is 100863361. The reversal of 100863331 is 133368001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100863331 is a prime.

It is a super-2 number, since 2×100863331² = 20346823080831122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100863296 and 100863305.

It is not a weakly prime, because it can be changed into another prime (100863361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50431665 + 50431666.

It is an arithmetic number, because the mean of its divisors is an integer number (50431666).

Almost surely, 2^100863331 is an apocalyptic number.

100863331 is a deficient number, since it is larger than the sum of its proper divisors (1).

100863331 is an equidigital number, since it uses as much as digits as its factorization.

100863331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 100863331 is about 10043.0737824632. The cubic root of 100863331 is about 465.4908002426.

The spelling of 100863331 in words is "one hundred million, eight hundred sixty-three thousand, three hundred thirty-one".