100232023109 has 2 divisors, whose sum is σ = 100232023110. Its totient is φ = 100232023108.

The previous prime is 100232023097. The next prime is 100232023117. The reversal of 100232023109 is 901320232001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96985530625 + 3246492484 = 311425^2 + 56978^2 .

It is a cyclic number.

It is not a de Polignac number, because 100232023109 - 2⁴ = 100232023093 is a prime.

It is a super-2 number, since 2×100232023109² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100232023189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50116011554 + 50116011555.

It is an arithmetic number, because the mean of its divisors is an integer number (50116011555).

Almost surely, 2^100232023109 is an apocalyptic number.

It is an amenable number.

100232023109 is a deficient number, since it is larger than the sum of its proper divisors (1).

100232023109 is an equidigital number, since it uses as much as digits as its factorization.

100232023109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 100232023109 in words is "one hundred billion, two hundred thirty-two million, twenty-three thousand, one hundred nine".