42102332199971 has 2 divisors, whose sum is σ = 42102332199972. Its totient is φ = 42102332199970.

The previous prime is 42102332199937. The next prime is 42102332200039. The reversal of 42102332199971 is 17999123320124.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42102332199971 is a prime.

It is not a weakly prime, because it can be changed into another prime (42102332199901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21051166099985 + 21051166099986.

It is an arithmetic number, because the mean of its divisors is an integer number (21051166099986).

Almost surely, 2^{42102332199971} is an apocalyptic number.

42102332199971 is a deficient number, since it is larger than the sum of its proper divisors (1).

42102332199971 is an equidigital number, since it uses as much as digits as its factorization.

42102332199971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1469664, while the sum is 53.

The spelling of 42102332199971 in words is "forty-two trillion, one hundred two billion, three hundred thirty-two million, one hundred ninety-nine thousand, nine hundred seventy-one".