12332311501 has 4 divisors (see below), whose sum is σ = 12534480604. Its totient is φ = 12130142400.

The previous prime is 12332311499. The next prime is 12332311507. The reversal of 12332311501 is 10511323321.

12332311501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10511323321 = 2339 ⋅4493939.

It can be written as a sum of positive squares in 2 ways, for example, as 1272634276 + 11059677225 = 35674^2 + 105165^2 .

It is a cyclic number.

It is not a de Polignac number, because 12332311501 - 2¹ = 12332311499 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 (12332311507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101084460 + ... + 101084581.

It is an arithmetic number, because the mean of its divisors is an integer number (3133620151).

Almost surely, 2^12332311501 is an apocalyptic number.

It is an amenable number.

12332311501 is a deficient number, since it is larger than the sum of its proper divisors (202169103).

12332311501 is an equidigital number, since it uses as much as digits as its factorization.

12332311501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202169102.

The product of its (nonzero) digits is 540, while the sum is 22.

Adding to 12332311501 its reverse (10511323321), we get a palindrome (22843634822).

The spelling of 12332311501 in words is "twelve billion, three hundred thirty-two million, three hundred eleven thousand, five hundred one".