222221012122102 has 16 divisors (see below), whose sum is σ = 387407091352320. Its totient is φ = 93623380409448.

The previous prime is 222221012122091. The next prime is 222221012122121. The reversal of 222221012122102 is 201221210122222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134516350338 + ... + 134516351989.

It is an arithmetic number, because the mean of its divisors is an integer number (24212943209520).

Almost surely, 2^{222221012122102} is an apocalyptic number.

222221012122102 is a deficient number, since it is larger than the sum of its proper divisors (165186079230218).

222221012122102 is a wasteful number, since it uses less digits than its factorization.

222221012122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269032702395.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 222221012122102 its reverse (201221210122222), we get a palindrome (423442222244324).

The spelling of 222221012122102 in words is "two hundred twenty-two trillion, two hundred twenty-one billion, twelve million, one hundred twenty-two thousand, one hundred two".