221112002102 has 16 divisors (see below), whose sum is σ = 338471654400. Its totient is φ = 108310910400.

The previous prime is 221112002021. The next prime is 221112002129. The reversal of 221112002102 is 201200211122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5678774 + ... + 5717577.

It is an arithmetic number, because the mean of its divisors is an integer number (21154478400).

Almost surely, 2^221112002102 is an apocalyptic number.

221112002102 is a deficient number, since it is larger than the sum of its proper divisors (117359652298).

221112002102 is a wasteful number, since it uses less digits than its factorization.

221112002102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11396551.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221112002102 its reverse (201200211122), we get a palindrome (422312213224).

The spelling of 221112002102 in words is "two hundred twenty-one billion, one hundred twelve million, two thousand, one hundred two".