222222122221102 has 16 divisors (see below), whose sum is σ = 338800158116352. Its totient is φ = 109288763025120.

The previous prime is 222222122221093. The next prime is 222222122221133. The reversal of 222222122221102 is 201122221222222.

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, 10086163 + ... + 23370385.

It is an arithmetic number, because the mean of its divisors is an integer number (21175009882272).

Almost surely, 2^{222222122221102} is an apocalyptic number.

222222122221102 is a deficient number, since it is larger than the sum of its proper divisors (116578035895250).

222222122221102 is a wasteful number, since it uses less digits than its factorization.

222222122221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13421403.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 222222122221102 its reverse (201122221222222), we get a palindrome (423344343443324).

The spelling of 222222122221102 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, one hundred twenty-two million, two hundred twenty-one thousand, one hundred two".