100112021219 has 16 divisors (see below), whose sum is σ = 115719091200. Its totient is φ = 84831620544.

The previous prime is 100112021201. The next prime is 100112021237. The reversal of 100112021219 is 912120211001.

It is an interprime number because it is at equal distance from previous prime (100112021201) and next prime (100112021237).

It is a cyclic number.

It is not a de Polignac number, because 100112021219 - 2⁸ = 100112020963 is a prime.

It is a super-2 number, since 2×100112021219² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100112021219.

It is not an unprimeable number, because it can be changed into a prime (100112021249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5235494 + ... + 5254580.

It is an arithmetic number, because the mean of its divisors is an integer number (7232443200).

Almost surely, 2^100112021219 is an apocalyptic number.

100112021219 is a deficient number, since it is larger than the sum of its proper divisors (15607069981).

100112021219 is an equidigital number, since it uses as much as digits as its factorization.

100112021219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27602.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 100112021219 in words is "one hundred billion, one hundred twelve million, twenty-one thousand, two hundred nineteen".