22222020202 has 16 divisors (see below), whose sum is σ = 33920070624. Its totient is φ = 10917010000.

The previous prime is 22222020187. The next prime is 22222020221. The reversal of 22222020202 is 20202022222.

It is a happy number.

It is a super-2 number, since 2×22222020202² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393424 + ... + 446347.

It is an arithmetic number, because the mean of its divisors is an integer number (2120004414).

Almost surely, 2^22222020202 is an apocalyptic number.

22222020202 is a deficient number, since it is larger than the sum of its proper divisors (11698050422).

22222020202 is a wasteful number, since it uses less digits than its factorization.

22222020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840005.

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 22222020202 its reverse (20202022222), we get a palindrome (42424042424).

It can be divided in two parts, 22222020 and 202, that added together give a palindrome (22222222).

The spelling of 22222020202 in words is "twenty-two billion, two hundred twenty-two million, twenty thousand, two hundred two".