100102220711989 has 2 divisors, whose sum is σ = 100102220711990. Its totient is φ = 100102220711988.

The previous prime is 100102220711903. The next prime is 100102220712103. The reversal of 100102220711989 is 989117022201001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99550406475025 + 551814236964 = 9977495^2 + 742842^2 .

It is an emirp because it is prime and its reverse (989117022201001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100102220711989 - 2³¹ = 100100073228341 is a prime.

It is a super-2 number, since 2×100102220711989² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100102220711089) 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, 50051110355994 + 50051110355995.

It is an arithmetic number, because the mean of its divisors is an integer number (50051110355995).

Almost surely, 2^{100102220711989} is an apocalyptic number.

It is an amenable number.

100102220711989 is a deficient number, since it is larger than the sum of its proper divisors (1).

100102220711989 is an equidigital number, since it uses as much as digits as its factorization.

100102220711989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 43.

The spelling of 100102220711989 in words is "one hundred trillion, one hundred two billion, two hundred twenty million, seven hundred eleven thousand, nine hundred eighty-nine".