101190699979 has 2 divisors, whose sum is σ = 101190699980. Its totient is φ = 101190699978.

The previous prime is 101190699977. The next prime is 101190699991. The reversal of 101190699979 is 979996091101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101190699979 - 2¹ = 101190699977 is a prime.

Together with 101190699977, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (101190699977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50595349989 + 50595349990.

It is an arithmetic number, because the mean of its divisors is an integer number (50595349990).

Almost surely, 2^101190699979 is an apocalyptic number.

101190699979 is a deficient number, since it is larger than the sum of its proper divisors (1).

101190699979 is an equidigital number, since it uses as much as digits as its factorization.

101190699979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2480058, while the sum is 61.

The spelling of 101190699979 in words is "one hundred one billion, one hundred ninety million, six hundred ninety-nine thousand, nine hundred seventy-nine".