2022199965 has 32 divisors (see below), whose sum is σ = 3638355840. Its totient is φ = 1065506688.

The previous prime is 2022199943. The next prime is 2022199981. The reversal of 2022199965 is 5699912202.

It is not a de Polignac number, because 2022199965 - 2¹¹ = 2022197917 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 2022199965.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79032 + ... + 101441.

It is an arithmetic number, because the mean of its divisors is an integer number (113698620).

Almost surely, 2^2022199965 is an apocalyptic number.

It is an amenable number.

2022199965 is a deficient number, since it is larger than the sum of its proper divisors (1616155875).

2022199965 is a wasteful number, since it uses less digits than its factorization.

2022199965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180570 (or 180564 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

The square root of 2022199965 is about 44968.8777378311. The cubic root of 2022199965 is about 1264.5656077485.

The spelling of 2022199965 in words is "two billion, twenty-two million, one hundred ninety-nine thousand, nine hundred sixty-five".