12102131013001 has 4 divisors (see below), whose sum is σ = 12429215635012. Its totient is φ = 11775046390992.

The previous prime is 12102131012947. The next prime is 12102131013023. The reversal of 12102131013001 is 10031013120121.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5319757731600 + 6782373281401 = 2306460^2 + 2604299^2 .

It is a cyclic number.

It is not a de Polignac number, because 12102131013001 - 2²³ = 12102122624393 is a prime.

It is a super-2 number, since 2×12102131013001² (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 (12102131013061) 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, 163542310950 + ... + 163542311023.

It is an arithmetic number, because the mean of its divisors is an integer number (3107303908753).

Almost surely, 2^{12102131013001} is an apocalyptic number.

It is an amenable number.

12102131013001 is a deficient number, since it is larger than the sum of its proper divisors (327084622011).

12102131013001 is an equidigital number, since it uses as much as digits as its factorization.

12102131013001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327084622010.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 12102131013001 its reverse (10031013120121), we get a palindrome (22133144133122).

The spelling of 12102131013001 in words is "twelve trillion, one hundred two billion, one hundred thirty-one million, thirteen thousand, one".