21274062110 has 64 divisors (see below), whose sum is σ = 44060544000. Its totient is φ = 7244681472.

The previous prime is 21274062097. The next prime is 21274062119. The reversal of 21274062110 is 1126047212.

It is a self number, because there is not a number n which added to its sum of digits gives 21274062110.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21274062119) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6975866 + ... + 6978914.

It is an arithmetic number, because the mean of its divisors is an integer number (688446000).

Almost surely, 2^21274062110 is an apocalyptic number.

21274062110 is an abundant number, since it is smaller than the sum of its proper divisors (22786481890).

21274062110 is a wasteful number, since it uses less digits than its factorization.

21274062110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3705.

The product of its (nonzero) digits is 1344, while the sum is 26.

The spelling of 21274062110 in words is "twenty-one billion, two hundred seventy-four million, sixty-two thousand, one hundred ten".