100240342331 has 2 divisors, whose sum is σ = 100240342332. Its totient is φ = 100240342330.

The previous prime is 100240342247. The next prime is 100240342339. The reversal of 100240342331 is 133243042001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100240342331 - 2²² = 100236148027 is a prime.

It is a super-2 number, since 2×100240342331² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100240342297 and 100240342306.

It is not a weakly prime, because it can be changed into another prime (100240342339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50120171165 + 50120171166.

It is an arithmetic number, because the mean of its divisors is an integer number (50120171166).

Almost surely, 2^100240342331 is an apocalyptic number.

100240342331 is a deficient number, since it is larger than the sum of its proper divisors (1).

100240342331 is an equidigital number, since it uses as much as digits as its factorization.

100240342331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 100240342331 its reverse (133243042001), we get a palindrome (233483384332).

The spelling of 100240342331 in words is "one hundred billion, two hundred forty million, three hundred forty-two thousand, three hundred thirty-one".