22222020002012 has 12 divisors (see below), whose sum is σ = 39121400483760. Its totient is φ = 11044477006656.

The previous prime is 22222020001943. The next prime is 22222020002053. The reversal of 22222020002012 is 21020002022222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16633247837 + ... + 16633249172.

It is an arithmetic number, because the mean of its divisors is an integer number (3260116706980).

Almost surely, 2^{22222020002012} is an apocalyptic number.

It is an amenable number.

22222020002012 is a deficient number, since it is larger than the sum of its proper divisors (16899380481748).

22222020002012 is a wasteful number, since it uses less digits than its factorization.

22222020002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33266497180 (or 33266497178 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 22222020002012 its reverse (21020002022222), we get a palindrome (43242022024234).

The spelling of 22222020002012 in words is "twenty-two trillion, two hundred twenty-two billion, twenty million, two thousand, twelve".