13502422304021 has 8 divisors (see below), whose sum is σ = 15432065001024. Its totient is φ = 11572960913280.

The previous prime is 13502422303957. The next prime is 13502422304023. The reversal of 13502422304021 is 12040322420531.

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 13502422304021 - 2⁶ = 13502422303957 is a prime.

It is a super-2 number, since 2×13502422304021² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13502422304023) 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, 45166940 + ... + 45464901.

It is an arithmetic number, because the mean of its divisors is an integer number (1929008125128).

Almost surely, 2^{13502422304021} is an apocalyptic number.

It is an amenable number.

13502422304021 is a deficient number, since it is larger than the sum of its proper divisors (1929642697003).

13502422304021 is an equidigital number, since it uses as much as digits as its factorization.

13502422304021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90653131.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 13502422304021 its reverse (12040322420531), we get a palindrome (25542744724552).

The spelling of 13502422304021 in words is "thirteen trillion, five hundred two billion, four hundred twenty-two million, three hundred four thousand, twenty-one".