2221022102102 has 16 divisors (see below), whose sum is σ = 3485137363200. Its totient is φ = 1060170175680.

The previous prime is 2221022102059. The next prime is 2221022102113. The reversal of 2221022102102 is 2012012201222.

It is a happy number.

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, 215126774 + ... + 215137097.

It is an arithmetic number, because the mean of its divisors is an integer number (217821085200).

Almost surely, 2^{2221022102102} is an apocalyptic number.

2221022102102 is a deficient number, since it is larger than the sum of its proper divisors (1264115261098).

2221022102102 is a wasteful number, since it uses less digits than its factorization.

2221022102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430263991.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2221022102102 its reverse (2012012201222), we get a palindrome (4233034303324).

The spelling of 2221022102102 in words is "two trillion, two hundred twenty-one billion, twenty-two million, one hundred two thousand, one hundred two".