21132104110 has 16 divisors (see below), whose sum is σ = 40963771296. Its totient is φ = 7802623008.

The previous prime is 21132104101. The next prime is 21132104117. The reversal of 21132104110 is 1140123112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21132104117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81277194 + ... + 81277453.

It is an arithmetic number, because the mean of its divisors is an integer number (2560235706).

Almost surely, 2^21132104110 is an apocalyptic number.

21132104110 is a deficient number, since it is larger than the sum of its proper divisors (19831667186).

21132104110 is a wasteful number, since it uses less digits than its factorization.

21132104110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162554667.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 21132104110 its reverse (1140123112), we get a palindrome (22272227222).

The spelling of 21132104110 in words is "twenty-one billion, one hundred thirty-two million, one hundred four thousand, one hundred ten".