21130034300399 has 8 divisors (see below), whose sum is σ = 21419581647552. Its totient is φ = 20840489516160.

The previous prime is 21130034300387. The next prime is 21130034300447. The reversal of 21130034300399 is 99300343003112.

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

It is a cyclic number.

It is not a de Polignac number, because 21130034300399 - 2¹² = 21130034296303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21130034300099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20879594 + ... + 21868184.

It is an arithmetic number, because the mean of its divisors is an integer number (2677447705944).

Almost surely, 2^{21130034300399} is an apocalyptic number.

21130034300399 is a deficient number, since it is larger than the sum of its proper divisors (289547347153).

21130034300399 is an equidigital number, since it uses as much as digits as its factorization.

21130034300399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281457.

The product of its (nonzero) digits is 52488, while the sum is 38.

The spelling of 21130034300399 in words is "twenty-one trillion, one hundred thirty billion, thirty-four million, three hundred thousand, three hundred ninety-nine".