2221112110102 has 16 divisors (see below), whose sum is σ = 3346154635824. Its totient is φ = 1105729056000.

The previous prime is 2221112110099. The next prime is 2221112110117. The reversal of 2221112110102 is 2010112111222.

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, 1995577 + ... + 2902507.

It is an arithmetic number, because the mean of its divisors is an integer number (209134664739).

Almost surely, 2^{2221112110102} is an apocalyptic number.

2221112110102 is a deficient number, since it is larger than the sum of its proper divisors (1125042525722).

2221112110102 is a wasteful number, since it uses less digits than its factorization.

2221112110102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912255.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2221112110102 its reverse (2010112111222), we get a palindrome (4231224221324).

The spelling of 2221112110102 in words is "two trillion, two hundred twenty-one billion, one hundred twelve million, one hundred ten thousand, one hundred two".