22120010220121 has 8 divisors (see below), whose sum is σ = 24142991760000. Its totient is φ = 20099040600240.

The previous prime is 22120010220083. The next prime is 22120010220137. The reversal of 22120010220121 is 12102201002122.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22120010220121 - 2²⁹ = 22119473349209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22120010220095 and 22120010220104.

It is not an unprimeable number, because it can be changed into a prime (22120010220221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502957006 + ... + 503000983.

It is an arithmetic number, because the mean of its divisors is an integer number (3017873970000).

Almost surely, 2^{22120010220121} is an apocalyptic number.

It is an amenable number.

22120010220121 is a deficient number, since it is larger than the sum of its proper divisors (2022981539879).

22120010220121 is a wasteful number, since it uses less digits than its factorization.

22120010220121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005959999.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22120010220121 its reverse (12102201002122), we get a palindrome (34222211222243).

The spelling of 22120010220121 in words is "twenty-two trillion, one hundred twenty billion, ten million, two hundred twenty thousand, one hundred twenty-one".