222100021120102 has 4 divisors (see below), whose sum is σ = 333150031680156. Its totient is φ = 111050010560050.

The previous prime is 222100021120091. The next prime is 222100021120123. The reversal of 222100021120102 is 201021120001222.

It is a happy number.

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

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, 55525005280024 + ... + 55525005280027.

It is an arithmetic number, because the mean of its divisors is an integer number (83287507920039).

Almost surely, 2^{222100021120102} is an apocalyptic number.

222100021120102 is a deficient number, since it is larger than the sum of its proper divisors (111050010560054).

222100021120102 is a wasteful number, since it uses less digits than its factorization.

222100021120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111050010560053.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222100021120102 its reverse (201021120001222), we get a palindrome (423121141121324).

The spelling of 222100021120102 in words is "two hundred twenty-two trillion, one hundred billion, twenty-one million, one hundred twenty thousand, one hundred two".