22020421302 has 48 divisors (see below), whose sum is σ = 52097730048. Its totient is φ = 6666513840.

The previous prime is 22020421253. The next prime is 22020421333. The reversal of 22020421302 is 20312402022.

22020421302 is a `hidden beast` number, since 220 + 20 + 421 + 3 + 0 + 2 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 158163 + ... + 262785.

It is an arithmetic number, because the mean of its divisors is an integer number (1085369376).

Almost surely, 2^22020421302 is an apocalyptic number.

22020421302 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22020421302 is an abundant number, since it is smaller than the sum of its proper divisors (30077308746).

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

22020421302 is a wasteful number, since it uses less digits than its factorization.

22020421302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105705 (or 105702 counting only the distinct ones).

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

Adding to 22020421302 its reverse (20312402022), we get a palindrome (42332823324).

The spelling of 22020421302 in words is "twenty-two billion, twenty million, four hundred twenty-one thousand, three hundred two".