12115022361501 has 4 divisors (see below), whose sum is σ = 16153363148672. Its totient is φ = 8076681574332.

The previous prime is 12115022361487. The next prime is 12115022361583. The reversal of 12115022361501 is 10516322051121.

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 not a de Polignac number, because 12115022361501 - 2⁴¹ = 9915999105949 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 (12115022362501) 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, 2019170393581 + ... + 2019170393586.

It is an arithmetic number, because the mean of its divisors is an integer number (4038340787168).

Almost surely, 2^{12115022361501} is an apocalyptic number.

It is an amenable number.

12115022361501 is a deficient number, since it is larger than the sum of its proper divisors (4038340787171).

12115022361501 is an equidigital number, since it uses as much as digits as its factorization.

12115022361501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4038340787170.

The product of its (nonzero) digits is 3600, while the sum is 30.

The spelling of 12115022361501 in words is "twelve trillion, one hundred fifteen billion, twenty-two million, three hundred sixty-one thousand, five hundred one".