21103301102 has 32 divisors (see below), whose sum is σ = 37121565600. Its totient is φ = 8909163648.

The previous prime is 21103301099. The next prime is 21103301137. The reversal of 21103301102 is 20110330112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 722213 + ... + 750864.

It is an arithmetic number, because the mean of its divisors is an integer number (1160048925).

Almost surely, 2^21103301102 is an apocalyptic number.

21103301102 is a deficient number, since it is larger than the sum of its proper divisors (16018264498).

21103301102 is a wasteful number, since it uses less digits than its factorization.

21103301102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473140.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 21103301102 its reverse (20110330112), we get a palindrome (41213631214).

It can be divided in two parts, 2110330110 and 2, that added together give a palindrome (2110330112).

The spelling of 21103301102 in words is "twenty-one billion, one hundred three million, three hundred one thousand, one hundred two".