100131210229 has 2 divisors, whose sum is σ = 100131210230. Its totient is φ = 100131210228.

The previous prime is 100131210211. The next prime is 100131210239. The reversal of 100131210229 is 922012131001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63502992004 + 36628218225 = 251998^2 + 191385^2 .

It is a cyclic number.

It is not a de Polignac number, because 100131210229 - 2²³ = 100122821621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100131210239) by changing a digit.

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, 50065605114 + 50065605115.

It is an arithmetic number, because the mean of its divisors is an integer number (50065605115).

Almost surely, 2^100131210229 is an apocalyptic number.

It is an amenable number.

100131210229 is a deficient number, since it is larger than the sum of its proper divisors (1).

100131210229 is an equidigital number, since it uses as much as digits as its factorization.

100131210229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 100131210229 in words is "one hundred billion, one hundred thirty-one million, two hundred ten thousand, two hundred twenty-nine".