22020220002 has 16 divisors (see below), whose sum is σ = 48044116512. Its totient is φ = 6672793920.

The previous prime is 22020219979. The next prime is 22020220051. The reversal of 22020220002 is 20002202022.

It is a self number, because there is not a number n which added to its sum of digits gives 22020220002.

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, 166819783 + ... + 166819914.

It is an arithmetic number, because the mean of its divisors is an integer number (3002757282).

Almost surely, 2^22020220002 is an apocalyptic number.

22020220002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22020220002 is an abundant number, since it is smaller than the sum of its proper divisors (26023896510).

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

22020220002 is a wasteful number, since it uses less digits than its factorization.

22020220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333639713.

The product of its (nonzero) digits is 64, while the sum is 12.

Adding to 22020220002 its reverse (20002202022), we get a palindrome (42022422024).

The spelling of 22020220002 in words is "twenty-two billion, twenty million, two hundred twenty thousand, two".