22321202022 has 64 divisors (see below), whose sum is σ = 57649651200. Its totient is φ = 6269387040.

The previous prime is 22321202021. The next prime is 22321202027. The reversal of 22321202022 is 22020212322.

It is a super-3 number, since 3×22321202022³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22321201986 and 22321202004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22321202021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 478129 + ... + 522732.

It is an arithmetic number, because the mean of its divisors is an integer number (900775800).

Almost surely, 2^22321202022 is an apocalyptic number.

22321202022 is an abundant number, since it is smaller than the sum of its proper divisors (35328449178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22321202022 is a wasteful number, since it uses less digits than its factorization.

22321202022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000938 (or 1000932 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 22321202022 its reverse (22020212322), we get a palindrome (44341414344).

The spelling of 22321202022 in words is "twenty-two billion, three hundred twenty-one million, two hundred two thousand, twenty-two".