222122221102 has 16 divisors (see below), whose sum is σ = 368120715552. Its totient is φ = 99983403520.

The previous prime is 222122221093. The next prime is 222122221133. The reversal of 222122221102 is 201122221222.

It is a super-2 number, since 2×222122221102² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222122221102.

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, 142021099 + ... + 142022662.

It is an arithmetic number, because the mean of its divisors is an integer number (23007544722).

Almost surely, 2^222122221102 is an apocalyptic number.

222122221102 is a deficient number, since it is larger than the sum of its proper divisors (145998494450).

222122221102 is a wasteful number, since it uses less digits than its factorization.

222122221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284043803.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 222122221102 its reverse (201122221222), we get a palindrome (423244442324).

The spelling of 222122221102 in words is "two hundred twenty-two billion, one hundred twenty-two million, two hundred twenty-one thousand, one hundred two".