222120002011993 has 2 divisors, whose sum is σ = 222120002011994. Its totient is φ = 222120002011992.

The previous prime is 222120002011961. The next prime is 222120002012071. The reversal of 222120002011993 is 399110200021222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144814460396544 + 77305541615449 = 12033888^2 + 8792357^2 .

It is a cyclic number.

It is not a de Polignac number, because 222120002011993 - 2⁵ = 222120002011961 is a prime.

It is not a weakly prime, because it can be changed into another prime (222120002011493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111060001005996 + 111060001005997.

It is an arithmetic number, because the mean of its divisors is an integer number (111060001005997).

Almost surely, 2^{222120002011993} is an apocalyptic number.

It is an amenable number.

222120002011993 is a deficient number, since it is larger than the sum of its proper divisors (1).

222120002011993 is an equidigital number, since it uses as much as digits as its factorization.

222120002011993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 222120002011993 in words is "two hundred twenty-two trillion, one hundred twenty billion, two million, eleven thousand, nine hundred ninety-three".