222211000011121 has 32 divisors (see below), whose sum is σ = 257295247718400. Its totient is φ = 189790180332480.

The previous prime is 222211000011113. The next prime is 222211000011181. The reversal of 222211000011121 is 121110000112222.

It is a cyclic number.

It is not a de Polignac number, because 222211000011121 - 2³ = 222211000011113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222211000011095 and 222211000011104.

It is not an unprimeable number, because it can be changed into a prime (222211000011181) 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, 5637571 + ... + 21822103.

It is an arithmetic number, because the mean of its divisors is an integer number (8040476491200).

Almost surely, 2^{222211000011121} is an apocalyptic number.

It is an amenable number.

222211000011121 is a deficient number, since it is larger than the sum of its proper divisors (35084247707279).

222211000011121 is a wasteful number, since it uses less digits than its factorization.

222211000011121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16185109.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 222211000011121 its reverse (121110000112222), we get a palindrome (343321000123343).

The spelling of 222211000011121 in words is "two hundred twenty-two trillion, two hundred eleven billion, eleven thousand, one hundred twenty-one".