220222021112001 has 12 divisors (see below), whose sum is σ = 321016809573460. Its totient is φ = 145467757064160.

The previous prime is 220222021111979. The next prime is 220222021112021. The reversal of 220222021112001 is 100211120222022.

It is a happy number.

220222021112001 is a `hidden beast` number, since 220 + 2 + 220 + 21 + 1 + 1 + 200 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 136763107819776 + 83458913292225 = 11694576^2 + 9135585^2 .

It is not a de Polignac number, because 220222021112001 - 2¹⁰ = 220222021110977 is a prime.

It is a super-2 number, since 2×220222021112001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220222021112021) 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, 112243638730 + ... + 112243640691.

Almost surely, 2^{220222021112001} is an apocalyptic number.

It is an amenable number.

220222021112001 is a deficient number, since it is larger than the sum of its proper divisors (100794788461459).

220222021112001 is a wasteful number, since it uses less digits than its factorization.

220222021112001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224487279536 (or 224487279533 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 220222021112001 its reverse (100211120222022), we get a palindrome (320433141334023).

The spelling of 220222021112001 in words is "two hundred twenty trillion, two hundred twenty-two billion, twenty-one million, one hundred twelve thousand, one".