21332013110 has 16 divisors (see below), whose sum is σ = 38651915232. Its totient is φ = 8476296000.

The previous prime is 21332013097. The next prime is 21332013121. The reversal of 21332013110 is 1131023312.

It is a Curzon 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, 7062071 + ... + 7065090.

It is an arithmetic number, because the mean of its divisors is an integer number (2415744702).

Almost surely, 2^21332013110 is an apocalyptic number.

21332013110 is a deficient number, since it is larger than the sum of its proper divisors (17319902122).

21332013110 is a wasteful number, since it uses less digits than its factorization.

21332013110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14127319.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 21332013110 its reverse (1131023312), we get a palindrome (22463036422).

The spelling of 21332013110 in words is "twenty-one billion, three hundred thirty-two million, thirteen thousand, one hundred ten".