22020211220122 has 32 divisors (see below), whose sum is σ = 33882165031680. Its totient is φ = 10726894039680.

The previous prime is 22020211220089. The next prime is 22020211220129. The reversal of 22020211220122 is 22102211202022.

It is a self number, because there is not a number n which added to its sum of digits gives 22020211220122.

It is not an unprimeable number, because it can be changed into a prime (22020211220129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 531701488 + ... + 531742900.

It is an arithmetic number, because the mean of its divisors is an integer number (1058817657240).

Almost surely, 2^{22020211220122} is an apocalyptic number.

22020211220122 is a deficient number, since it is larger than the sum of its proper divisors (11861953811558).

22020211220122 is a wasteful number, since it uses less digits than its factorization.

22020211220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50158.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22020211220122 its reverse (22102211202022), we get a palindrome (44122422422144).

The spelling of 22020211220122 in words is "twenty-two trillion, twenty billion, two hundred eleven million, two hundred twenty thousand, one hundred twenty-two".