12036313096921 has 9 divisors (see below), whose sum is σ = 12061271041183. Its totient is φ = 12011406712240.

The previous prime is 12036313096889. The next prime is 12036313096931. The reversal of 12036313096921 is 12969031363021.

The square root of 12036313096921 is 3469339.

It is a perfect power (a square), and thus also a powerful number.

12036313096921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3451647495321 + 8584665601600 = 1857861^2 + 2929960^2 .

It is not a de Polignac number, because 12036313096921 - 2⁵ = 12036313096889 is a prime.

It is a super-2 number, since 2×12036313096921² (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 (12036313096931) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1807522290 + ... + 1807528948.

Almost surely, 2^{12036313096921} is an apocalyptic number.

12036313096921 is the 3469339-th square number.

12036313096921 is the 1734670-th centered octagonal number.

It is an amenable number.

12036313096921 is a deficient number, since it is larger than the sum of its proper divisors (24957944262).

12036313096921 is an frugal number, since it uses more digits than its factorization.

12036313096921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14360 (or 7180 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 46.

The spelling of 12036313096921 in words is "twelve trillion, thirty-six billion, three hundred thirteen million, ninety-six thousand, nine hundred twenty-one".