2221112111222 has 8 divisors (see below), whose sum is σ = 3364654980672. Its totient is φ = 1099560451000.

The previous prime is 2221112111201. The next prime is 2221112111237.

2221112111222 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

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 = 2221112111194 and 2221112111203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5497802054 + ... + 5497802457.

It is an arithmetic number, because the mean of its divisors is an integer number (420581872584).

Almost surely, 2^{2221112111222} is an apocalyptic number.

2221112111222 is a deficient number, since it is larger than the sum of its proper divisors (1143542869450).

2221112111222 is a wasteful number, since it uses less digits than its factorization.

2221112111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10995604614.

The product of its digits is 128, while the sum is 20.

The spelling of 2221112111222 in words is "two trillion, two hundred twenty-one billion, one hundred twelve million, one hundred eleven thousand, two hundred twenty-two".