13321001023019 has 16 divisors (see below), whose sum is σ = 14104305722880. Its totient is φ = 12546123216480.

The previous prime is 13321001022883. The next prime is 13321001023021. The reversal of 13321001023019 is 91032010012331.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13321001023019 is a prime.

It is a super-2 number, since 2×13321001023019² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13321001023039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 556532 + ... + 5191505.

It is an arithmetic number, because the mean of its divisors is an integer number (881519107680).

Almost surely, 2^{13321001023019} is an apocalyptic number.

13321001023019 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

13321001023019 is a deficient number, since it is larger than the sum of its proper divisors (783304699861).

13321001023019 is a wasteful number, since it uses less digits than its factorization.

13321001023019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5748770.

The product of its (nonzero) digits is 972, while the sum is 26.

The spelling of 13321001023019 in words is "thirteen trillion, three hundred twenty-one billion, one million, twenty-three thousand, nineteen".