20212011220022 has 16 divisors (see below), whose sum is σ = 30625040714400. Its totient is φ = 10004179889088.

The previous prime is 20212011220019. The next prime is 20212011220033. The reversal of 20212011220022 is 22002211021202.

It is a happy number.

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, 128814863 + ... + 128971674.

It is an arithmetic number, because the mean of its divisors is an integer number (1914065044650).

Almost surely, 2^{20212011220022} is an apocalyptic number.

20212011220022 is a deficient number, since it is larger than the sum of its proper divisors (10413029494378).

20212011220022 is a wasteful number, since it uses less digits than its factorization.

20212011220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257786935.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20212011220022 its reverse (22002211021202), we get a palindrome (42214222241224).

The spelling of 20212011220022 in words is "twenty trillion, two hundred twelve billion, eleven million, two hundred twenty thousand, twenty-two".