101200110109979 has 2 divisors, whose sum is σ = 101200110109980. Its totient is φ = 101200110109978.

The previous prime is 101200110109921. The next prime is 101200110110051. The reversal of 101200110109979 is 979901011002101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101200110109979 - 2²⁴ = 101200093332763 is a prime.

It is a super-3 number, since 3×101200110109979³ (a number of 43 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (101200110189979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50600055054989 + 50600055054990.

It is an arithmetic number, because the mean of its divisors is an integer number (50600055054990).

Almost surely, 2^{101200110109979} is an apocalyptic number.

101200110109979 is a deficient number, since it is larger than the sum of its proper divisors (1).

101200110109979 is an equidigital number, since it uses as much as digits as its factorization.

101200110109979 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 101200110109979 in words is "one hundred one trillion, two hundred billion, one hundred ten million, one hundred nine thousand, nine hundred seventy-nine".