20022000212222 has 16 divisors (see below), whose sum is σ = 31966137706752. Its totient is φ = 9372787284480.

The previous prime is 20022000212101. The next prime is 20022000212237. The reversal of 20022000212222 is 22221200022002.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 20022000212222.

It is a congruent number.

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, 1541570363 + ... + 1541583350.

It is an arithmetic number, because the mean of its divisors is an integer number (1997883606672).

Almost surely, 2^{20022000212222} is an apocalyptic number.

20022000212222 is a deficient number, since it is larger than the sum of its proper divisors (11944137494530).

20022000212222 is a wasteful number, since it uses less digits than its factorization.

20022000212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3083153923.

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

Adding to 20022000212222 its reverse (22221200022002), we get a palindrome (42243200234224).

The spelling of 20022000212222 in words is "twenty trillion, twenty-two billion, two hundred twelve thousand, two hundred twenty-two".