12311023233201 has 32 divisors (see below), whose sum is σ = 20467351661568. Its totient is φ = 6394626095040.

The previous prime is 12311023233181. The next prime is 12311023233221. The reversal of 12311023233201 is 10233232011321.

It is an interprime number because it is at equal distance from previous prime (12311023233181) and next prime (12311023233221).

It is not a de Polignac number, because 12311023233201 - 2¹⁸ = 12311022971057 is a prime.

It is a super-2 number, since 2×12311023233201² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12311023233221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 874531 + ... + 5038536.

It is an arithmetic number, because the mean of its divisors is an integer number (639604739424).

Almost surely, 2^{12311023233201} is an apocalyptic number.

12311023233201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12311023233201 is a deficient number, since it is larger than the sum of its proper divisors (8156328428367).

12311023233201 is a wasteful number, since it uses less digits than its factorization.

12311023233201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5922101.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 12311023233201 its reverse (10233232011321), we get a palindrome (22544255244522).

The spelling of 12311023233201 in words is "twelve trillion, three hundred eleven billion, twenty-three million, two hundred thirty-three thousand, two hundred one".