101241442957 has 2 divisors, whose sum is σ = 101241442958. Its totient is φ = 101241442956.

The previous prime is 101241442853. The next prime is 101241443041. The reversal of 101241442957 is 759244142101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61854674436 + 39386768521 = 248706^2 + 198461^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101241442957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101241443957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50620721478 + 50620721479.

It is an arithmetic number, because the mean of its divisors is an integer number (50620721479).

Almost surely, 2^101241442957 is an apocalyptic number.

It is an amenable number.

101241442957 is a deficient number, since it is larger than the sum of its proper divisors (1).

101241442957 is an equidigital number, since it uses as much as digits as its factorization.

101241442957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 101241442957 in words is "one hundred one billion, two hundred forty-one million, four hundred forty-two thousand, nine hundred fifty-seven".