13323100030021 has 4 divisors (see below), whose sum is σ = 13323813620544. Its totient is φ = 13322386439500.

The previous prime is 13323100029991. The next prime is 13323100030033. The reversal of 13323100030021 is 12003000132331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13323100030021 - 2³¹ = 13320952546373 is a prime.

It is a super-2 number, since 2×13323100030021² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13323100030091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356767255 + ... + 356804596.

It is an arithmetic number, because the mean of its divisors is an integer number (3330953405136).

Almost surely, 2^{13323100030021} is an apocalyptic number.

It is an amenable number.

13323100030021 is a deficient number, since it is larger than the sum of its proper divisors (713590523).

13323100030021 is an equidigital number, since it uses as much as digits as its factorization.

13323100030021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713590522.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 13323100030021 its reverse (12003000132331), we get a palindrome (25326100162352).

The spelling of 13323100030021 in words is "thirteen trillion, three hundred twenty-three billion, one hundred million, thirty thousand, twenty-one".