220021212219 has 24 divisors (see below), whose sum is σ = 310889893440. Its totient is φ = 138027349152.

The previous prime is 220021212193. The next prime is 220021212247. The reversal of 220021212219 is 912212120022.

It is not a de Polignac number, because 220021212219 - 2²¹ = 220019115067 is a prime.

It is a super-2 number, since 2×220021212219² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (220021211219) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1178524 + ... + 1352390.

It is an arithmetic number, because the mean of its divisors is an integer number (12953745560).

Almost surely, 2^220021212219 is an apocalyptic number.

220021212219 is a deficient number, since it is larger than the sum of its proper divisors (90868681221).

220021212219 is a wasteful number, since it uses less digits than its factorization.

220021212219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174187 (or 174038 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 220021212219 in words is "two hundred twenty billion, twenty-one million, two hundred twelve thousand, two hundred nineteen".