12301121313021 has 16 divisors (see below), whose sum is σ = 16442540097984. Its totient is φ = 8180237695104.

The previous prime is 12301121312941. The next prime is 12301121313071. The reversal of 12301121313021 is 12031312110321.

It is not a de Polignac number, because 12301121313021 - 2¹⁴ = 12301121296637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12301121313071) 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, 2309691 + ... + 5471463.

It is an arithmetic number, because the mean of its divisors is an integer number (1027658756124).

Almost surely, 2^{12301121313021} is an apocalyptic number.

It is an amenable number.

12301121313021 is a deficient number, since it is larger than the sum of its proper divisors (4141418784963).

12301121313021 is a wasteful number, since it uses less digits than its factorization.

12301121313021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3165020.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 12301121313021 its reverse (12031312110321), we get a palindrome (24332433423342).

The spelling of 12301121313021 in words is "twelve trillion, three hundred one billion, one hundred twenty-one million, three hundred thirteen thousand, twenty-one".