21113014300 has 72 divisors (see below), whose sum is σ = 53247841920. Its totient is φ = 7116043200.

The previous prime is 21113014291. The next prime is 21113014303. The reversal of 21113014300 is 341031112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21113014303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 214306 + ... + 296905.

It is an arithmetic number, because the mean of its divisors is an integer number (739553360).

Almost surely, 2^21113014300 is an apocalyptic number.

21113014300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21113014300 is an abundant number, since it is smaller than the sum of its proper divisors (32134827620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21113014300 is a wasteful number, since it uses less digits than its factorization.

21113014300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511291 (or 511284 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 21113014300 its reverse (341031112), we get a palindrome (21454045412).

The spelling of 21113014300 in words is "twenty-one billion, one hundred thirteen million, fourteen thousand, three hundred".