20202211121222 has 32 divisors (see below), whose sum is σ = 34370398362720. Its totient is φ = 8828608504320.

The previous prime is 20202211121179. The next prime is 20202211121237. The reversal of 20202211121222 is 22212111220202.

It is a junction number, because it is equal to n+sod(n) for n = 20202211121194 and 20202211121203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10068083 + ... + 11906750.

It is an arithmetic number, because the mean of its divisors is an integer number (1074074948835).

Almost surely, 2^{20202211121222} is an apocalyptic number.

20202211121222 is a deficient number, since it is larger than the sum of its proper divisors (14168187241498).

20202211121222 is a wasteful number, since it uses less digits than its factorization.

20202211121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21976728.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 20202211121222 its reverse (22212111220202), we get a palindrome (42414322341424).

The spelling of 20202211121222 in words is "twenty trillion, two hundred two billion, two hundred eleven million, one hundred twenty-one thousand, two hundred twenty-two".