20202222019 has 16 divisors (see below), whose sum is σ = 23201280000. Its totient is φ = 17231613984.

The previous prime is 20202221989. The next prime is 20202222023. The reversal of 20202222019 is 91022220202.

It is a cyclic number.

It is not a de Polignac number, because 20202222019 - 2⁷ = 20202221891 is a prime.

It is a super-2 number, since 2×20202222019² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20202222059) 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, 1321582 + ... + 1336780.

It is an arithmetic number, because the mean of its divisors is an integer number (1450080000).

Almost surely, 2^20202222019 is an apocalyptic number.

20202222019 is a deficient number, since it is larger than the sum of its proper divisors (2999057981).

20202222019 is a wasteful number, since it uses less digits than its factorization.

20202222019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16122.

The product of its (nonzero) digits is 576, while the sum is 22.

The spelling of 20202222019 in words is "twenty billion, two hundred two million, two hundred twenty-two thousand, nineteen".