21132110302 has 8 divisors (see below), whose sum is σ = 31698917712. Its totient is φ = 10565804400.

The previous prime is 21132110297. The next prime is 21132110323. The reversal of 21132110302 is 20301123112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8602 + ... + 205762.

It is an arithmetic number, because the mean of its divisors is an integer number (3962364714).

Almost surely, 2^21132110302 is an apocalyptic number.

21132110302 is a deficient number, since it is larger than the sum of its proper divisors (10566807410).

21132110302 is a wasteful number, since it uses less digits than its factorization.

21132110302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250754.

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

Adding to 21132110302 its reverse (20301123112), we get a palindrome (41433233414).

The spelling of 21132110302 in words is "twenty-one billion, one hundred thirty-two million, one hundred ten thousand, three hundred two".