101112099971 has 2 divisors, whose sum is σ = 101112099972. Its totient is φ = 101112099970.

The previous prime is 101112099961. The next prime is 101112100051. The reversal of 101112099971 is 179990211101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101112099971 is a prime.

It is not a weakly prime, because it can be changed into another prime (101112099901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50556049985 + 50556049986.

It is an arithmetic number, because the mean of its divisors is an integer number (50556049986).

Almost surely, 2^101112099971 is an apocalyptic number.

101112099971 is a deficient number, since it is larger than the sum of its proper divisors (1).

101112099971 is an equidigital number, since it uses as much as digits as its factorization.

101112099971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10206, while the sum is 41.

The spelling of 101112099971 in words is "one hundred one billion, one hundred twelve million, ninety-nine thousand, nine hundred seventy-one".