100332131209 has 2 divisors, whose sum is σ = 100332131210. Its totient is φ = 100332131208.

The previous prime is 100332131153. The next prime is 100332131219. The reversal of 100332131209 is 902131233001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100314725625 + 17405584 = 316725^2 + 4172^2 .

It is a cyclic number.

It is not a de Polignac number, because 100332131209 - 2²⁷ = 100197913481 is a prime.

It is not a weakly prime, because it can be changed into another prime (100332131219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50166065604 + 50166065605.

It is an arithmetic number, because the mean of its divisors is an integer number (50166065605).

Almost surely, 2^100332131209 is an apocalyptic number.

It is an amenable number.

100332131209 is a deficient number, since it is larger than the sum of its proper divisors (1).

100332131209 is an equidigital number, since it uses as much as digits as its factorization.

100332131209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

The spelling of 100332131209 in words is "one hundred billion, three hundred thirty-two million, one hundred thirty-one thousand, two hundred nine".