222021101122102 has 4 divisors (see below), whose sum is σ = 333031651683156. Its totient is φ = 111010550561050.

The previous prime is 222021101122087. The next prime is 222021101122141. The reversal of 222021101122102 is 201221101120222.

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 222021101122102.

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, 55505275280524 + ... + 55505275280527.

It is an arithmetic number, because the mean of its divisors is an integer number (83257912920789).

Almost surely, 2^{222021101122102} is an apocalyptic number.

222021101122102 is a deficient number, since it is larger than the sum of its proper divisors (111010550561054).

222021101122102 is a wasteful number, since it uses less digits than its factorization.

222021101122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111010550561053.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 222021101122102 its reverse (201221101120222), we get a palindrome (423242202242324).

The spelling of 222021101122102 in words is "two hundred twenty-two trillion, twenty-one billion, one hundred one million, one hundred twenty-two thousand, one hundred two".