222000012122001 has 32 divisors (see below), whose sum is σ = 309850115477760. Its totient is φ = 141115831828224.

The previous prime is 222000012121981. The next prime is 222000012122011. The reversal of 222000012122001 is 100221210000222.

It is not a de Polignac number, because 222000012122001 - 2⁴³ = 213203919099793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222000012122011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1995396291 + ... + 1995507543.

It is an arithmetic number, because the mean of its divisors is an integer number (9682816108680).

Almost surely, 2^{222000012122001} is an apocalyptic number.

It is an amenable number.

222000012122001 is a deficient number, since it is larger than the sum of its proper divisors (87850103355759).

222000012122001 is a wasteful number, since it uses less digits than its factorization.

222000012122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202825.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222000012122001 its reverse (100221210000222), we get a palindrome (322221222122223).

The spelling of 222000012122001 in words is "two hundred twenty-two trillion, twelve million, one hundred twenty-two thousand, one".