12312202143133 has 4 divisors (see below), whose sum is σ = 12315925219360. Its totient is φ = 12308479066908.

The previous prime is 12312202143107. The next prime is 12312202143149. The reversal of 12312202143133 is 33134120221321.

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 a cyclic number.

It is not a de Polignac number, because 12312202143133 - 2¹³ = 12312202134941 is a prime.

It is a super-2 number, since 2×12312202143133² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12312202143103) 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, 1861533153 + ... + 1861539766.

It is an arithmetic number, because the mean of its divisors is an integer number (3078981304840).

Almost surely, 2^{12312202143133} is an apocalyptic number.

It is an amenable number.

12312202143133 is a deficient number, since it is larger than the sum of its proper divisors (3723076227).

12312202143133 is an equidigital number, since it uses as much as digits as its factorization.

12312202143133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3723076226.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 12312202143133 its reverse (33134120221321), we get a palindrome (45446322364454).

The spelling of 12312202143133 in words is "twelve trillion, three hundred twelve billion, two hundred two million, one hundred forty-three thousand, one hundred thirty-three".