100222102111979 has 2 divisors, whose sum is σ = 100222102111980. Its totient is φ = 100222102111978.

The previous prime is 100222102111961. The next prime is 100222102112047. The reversal of 100222102111979 is 979111201222001.

It is a weak prime.

It is an emirp because it is prime and its reverse (979111201222001) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100222102111979 is a prime.

It is not a weakly prime, because it can be changed into another prime (100222102117979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50111051055989 + 50111051055990.

It is an arithmetic number, because the mean of its divisors is an integer number (50111051055990).

Almost surely, 2^{100222102111979} is an apocalyptic number.

100222102111979 is a deficient number, since it is larger than the sum of its proper divisors (1).

100222102111979 is an equidigital number, since it uses as much as digits as its factorization.

100222102111979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 38.

It can be divided in two parts, 100222 and 102111979, that added together give a palindrome (102212201).

The spelling of 100222102111979 in words is "one hundred trillion, two hundred twenty-two billion, one hundred two million, one hundred eleven thousand, nine hundred seventy-nine".