100112219969 has 2 divisors, whose sum is σ = 100112219970. Its totient is φ = 100112219968.

The previous prime is 100112219881. The next prime is 100112220001. The reversal of 100112219969 is 969912211001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69674881600 + 30437338369 = 263960^2 + 174463^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100112219969 is a prime.

It is a super-2 number, since 2×100112219969² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100112219269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50056109984 + 50056109985.

It is an arithmetic number, because the mean of its divisors is an integer number (50056109985).

Almost surely, 2^100112219969 is an apocalyptic number.

It is an amenable number.

100112219969 is a deficient number, since it is larger than the sum of its proper divisors (1).

100112219969 is an equidigital number, since it uses as much as digits as its factorization.

100112219969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 41.

The spelling of 100112219969 in words is "one hundred billion, one hundred twelve million, two hundred nineteen thousand, nine hundred sixty-nine".