20220039999 has 12 divisors (see below), whose sum is σ = 29828144736. Its totient is φ = 13193217312.

The previous prime is 20220039997. The next prime is 20220040019. The reversal of 20220039999 is 99993002202.

It is not a de Polignac number, because 20220039999 - 2¹ = 20220039997 is a prime.

It is a super-2 number, since 2×20220039999² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20220039997) 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, 23900334 + ... + 23901179.

It is an arithmetic number, because the mean of its divisors is an integer number (2485678728).

Almost surely, 2^20220039999 is an apocalyptic number.

20220039999 is a deficient number, since it is larger than the sum of its proper divisors (9608104737).

20220039999 is a wasteful number, since it uses less digits than its factorization.

20220039999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47801566 (or 47801563 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 45.

The spelling of 20220039999 in words is "twenty billion, two hundred twenty million, thirty-nine thousand, nine hundred ninety-nine".