22120121121201 has 12 divisors (see below), whose sum is σ = 32492833286160. Its totient is φ = 14496802542360.

The previous prime is 22120121121191. The next prime is 22120121121277. The reversal of 22120121121201 is 10212112102122.

22120121121201 is a `hidden beast` number, since 221 + 2 + 0 + 121 + 121 + 201 = 666.

It is not a de Polignac number, because 22120121121201 - 2⁹ = 22120121120689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22120121121401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20828738755 + ... + 20828739816.

It is an arithmetic number, because the mean of its divisors is an integer number (2707736107180).

Almost surely, 2^{22120121121201} is an apocalyptic number.

It is an amenable number.

22120121121201 is a deficient number, since it is larger than the sum of its proper divisors (10372712164959).

22120121121201 is a wasteful number, since it uses less digits than its factorization.

22120121121201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41657478636 (or 41657478633 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22120121121201 its reverse (10212112102122), we get a palindrome (32332233223323).

The spelling of 22120121121201 in words is "twenty-two trillion, one hundred twenty billion, one hundred twenty-one million, one hundred twenty-one thousand, two hundred one".