222001012102 has 4 divisors (see below), whose sum is σ = 333001518156. Its totient is φ = 111000506050.

The previous prime is 222001012099. The next prime is 222001012111. The reversal of 222001012102 is 201210100222.

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, 55500253024 + ... + 55500253027.

It is an arithmetic number, because the mean of its divisors is an integer number (83250379539).

Almost surely, 2^222001012102 is an apocalyptic number.

222001012102 is a deficient number, since it is larger than the sum of its proper divisors (111000506054).

222001012102 is a wasteful number, since it uses less digits than its factorization.

222001012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111000506053.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 222001012102 its reverse (201210100222), we get a palindrome (423211112324).

The spelling of 222001012102 in words is "two hundred twenty-two billion, one million, twelve thousand, one hundred two".