222001221102 has 16 divisors (see below), whose sum is σ = 450255998592. Its totient is φ = 72958147640.

The previous prime is 222001221017. The next prime is 222001221121. The reversal of 222001221102 is 201122100222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260564388 + ... + 260565239.

It is an arithmetic number, because the mean of its divisors is an integer number (28140999912).

Almost surely, 2^222001221102 is an apocalyptic number.

222001221102 is an abundant number, since it is smaller than the sum of its proper divisors (228254777490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222001221102 is a wasteful number, since it uses less digits than its factorization.

222001221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521129703.

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

Adding to 222001221102 its reverse (201122100222), we get a palindrome (423123321324).

The spelling of 222001221102 in words is "two hundred twenty-two billion, one million, two hundred twenty-one thousand, one hundred two".