100222111019 has 4 divisors (see below), whose sum is σ = 100663618344. Its totient is φ = 99780603696.

The previous prime is 100222111009. The next prime is 100222111021. The reversal of 100222111019 is 910111222001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 910111222001 = 7127 ⋅127699063.

It is a cyclic number.

It is not a de Polignac number, because 100222111019 - 2²⁰ = 100221062443 is a prime.

It is a super-2 number, since 2×100222111019² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100222111009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220753322 + ... + 220753775.

It is an arithmetic number, because the mean of its divisors is an integer number (25165904586).

Almost surely, 2^100222111019 is an apocalyptic number.

100222111019 is a deficient number, since it is larger than the sum of its proper divisors (441507325).

100222111019 is an equidigital number, since it uses as much as digits as its factorization.

100222111019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441507324.

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

The spelling of 100222111019 in words is "one hundred billion, two hundred twenty-two million, one hundred eleven thousand, nineteen".