22020121011201 has 16 divisors (see below), whose sum is σ = 31123252007424. Its totient is φ = 13800536585984.

The previous prime is 22020121011149. The next prime is 22020121011209. The reversal of 22020121011201 is 10211012102022.

It is a cyclic number.

It is not a de Polignac number, because 22020121011201 - 2⁶ = 22020121011137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22020121011209) 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, 250110726 + ... + 250198751.

It is an arithmetic number, because the mean of its divisors is an integer number (1945203250464).

Almost surely, 2^{22020121011201} is an apocalyptic number.

It is an amenable number.

22020121011201 is a deficient number, since it is larger than the sum of its proper divisors (9103130996223).

22020121011201 is a wasteful number, since it uses less digits than its factorization.

22020121011201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500310360.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22020121011201 its reverse (10211012102022), we get a palindrome (32231133113223).

The spelling of 22020121011201 in words is "twenty-two trillion, twenty billion, one hundred twenty-one million, eleven thousand, two hundred one".