222222000121102 has 4 divisors (see below), whose sum is σ = 333333000181656. Its totient is φ = 111111000060550.

The previous prime is 222222000121031. The next prime is 222222000121111. The reversal of 222222000121102 is 201121000222222.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 222222000121102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555500030274 + ... + 55555500030277.

It is an arithmetic number, because the mean of its divisors is an integer number (83333250045414).

Almost surely, 2^{222222000121102} is an apocalyptic number.

222222000121102 is a deficient number, since it is larger than the sum of its proper divisors (111111000060554).

222222000121102 is a wasteful number, since it uses less digits than its factorization.

222222000121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111111000060553.

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

Adding to 222222000121102 its reverse (201121000222222), we get a palindrome (423343000343324).

The spelling of 222222000121102 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, one hundred twenty-one thousand, one hundred two".