21101222000102 has 16 divisors (see below), whose sum is σ = 32641438536000. Its totient is φ = 10224196608960.

The previous prime is 21101222000093. The next prime is 21101222000219. The reversal of 21101222000102 is 20100022210112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 863517902 + ... + 863542337.

It is an arithmetic number, because the mean of its divisors is an integer number (2040089908500).

Almost surely, 2^{21101222000102} is an apocalyptic number.

21101222000102 is a deficient number, since it is larger than the sum of its proper divisors (11540216535898).

21101222000102 is a wasteful number, since it uses less digits than its factorization.

21101222000102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1727060431.

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

Adding to 21101222000102 its reverse (20100022210112), we get a palindrome (41201244210214).

The spelling of 21101222000102 in words is "twenty-one trillion, one hundred one billion, two hundred twenty-two million, one hundred two", and thus it is an aban number.