222111121111222 has 256 divisors, whose sum is σ = 422453283840000. Its totient is φ = 87220526948352.

The previous prime is 222111121111199. The next prime is 222111121111237.

222111121111222 is nontrivially palindromic in base 10.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 222111121111193 and 222111121111202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 20877062179 + ... + 20877072817.

It is an arithmetic number, because the mean of its divisors is an integer number (1650208140000).

Almost surely, 2^{222111121111222} is an apocalyptic number.

222111121111222 is a deficient number, since it is larger than the sum of its proper divisors (200342162728778).

222111121111222 is a wasteful number, since it uses less digits than its factorization.

222111121111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11068 (or 11054 counting only the distinct ones).

The product of its digits is 128, while the sum is 22.

The spelling of 222111121111222 in words is "two hundred twenty-two trillion, one hundred eleven billion, one hundred twenty-one million, one hundred eleven thousand, two hundred twenty-two".