22001221100102 has 16 divisors (see below), whose sum is σ = 33322002270480. Its totient is φ = 10893959493408.

The previous prime is 22001221100099. The next prime is 22001221100113. The reversal of 22001221100102 is 20100112210022.

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, 17512277 + ... + 18726512.

It is an arithmetic number, because the mean of its divisors is an integer number (2082625141905).

Almost surely, 2^{22001221100102} is an apocalyptic number.

22001221100102 is a deficient number, since it is larger than the sum of its proper divisors (11320781170378).

22001221100102 is a wasteful number, since it uses less digits than its factorization.

22001221100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36241735.

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

Adding to 22001221100102 its reverse (20100112210022), we get a palindrome (42101333310124).

The spelling of 22001221100102 in words is "twenty-two trillion, one billion, two hundred twenty-one million, one hundred thousand, one hundred two".