21304382011012 has 12 divisors (see below), whose sum is σ = 37353954696016. Its totient is φ = 10631823526440.

The previous prime is 21304382010941. The next prime is 21304382011111. The reversal of 21304382011012 is 21011028340312.

It is a super-2 number, since 2×21304382011012² (a number of 27 digits) contains 22 as substring.

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, 5091867414 + ... + 5091871597.

Almost surely, 2^{21304382011012} is an apocalyptic number.

It is an amenable number.

21304382011012 is a deficient number, since it is larger than the sum of its proper divisors (16049572685004).

21304382011012 is a wasteful number, since it uses less digits than its factorization.

21304382011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10183739538 (or 10183739536 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 21304382011012 in words is "twenty-one trillion, three hundred four billion, three hundred eighty-two million, eleven thousand, twelve".