221112022102 has 8 divisors (see below), whose sum is σ = 333585189936. Its totient is φ = 109916958792.

The previous prime is 221112022091. The next prime is 221112022177. The reversal of 221112022102 is 201220211122.

It is a happy number.

221112022102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319525698 + ... + 319526389.

It is an arithmetic number, because the mean of its divisors is an integer number (41698148742).

Almost surely, 2^221112022102 is an apocalyptic number.

221112022102 is a deficient number, since it is larger than the sum of its proper divisors (112473167834).

221112022102 is a wasteful number, since it uses less digits than its factorization.

221112022102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639052262.

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

Adding to 221112022102 its reverse (201220211122), we get a palindrome (422332233224).

The spelling of 221112022102 in words is "two hundred twenty-one billion, one hundred twelve million, twenty-two thousand, one hundred two".