100102020219 has 12 divisors (see below), whose sum is σ = 144613031992. Its totient is φ = 66724884000.

The previous prime is 100102020217. The next prime is 100102020253. The reversal of 100102020219 is 912020201001.

It is not a de Polignac number, because 100102020219 - 2¹ = 100102020217 is a prime.

It is a super-2 number, since 2×100102020219² (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 (100102020217) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 751357 + ... + 874494.

Almost surely, 2^100102020219 is an apocalyptic number.

100102020219 is a deficient number, since it is larger than the sum of its proper divisors (44511011773).

100102020219 is a wasteful number, since it uses less digits than its factorization.

100102020219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632698 (or 1632695 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The spelling of 100102020219 in words is "one hundred billion, one hundred two million, twenty thousand, two hundred nineteen".