12323202021131 has 2 divisors, whose sum is σ = 12323202021132. Its totient is φ = 12323202021130.

The previous prime is 12323202021089. The next prime is 12323202021181. The reversal of 12323202021131 is 13112020232321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12323202021131 - 2²² = 12323197826827 is a prime.

It is a super-2 number, since 2×12323202021131² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12323202021097 and 12323202021106.

It is not a weakly prime, because it can be changed into another prime (12323202021181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161601010565 + 6161601010566.

It is an arithmetic number, because the mean of its divisors is an integer number (6161601010566).

Almost surely, 2^{12323202021131} is an apocalyptic number.

12323202021131 is a deficient number, since it is larger than the sum of its proper divisors (1).

12323202021131 is an equidigital number, since it uses as much as digits as its factorization.

12323202021131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 12323202021131 its reverse (13112020232321), we get a palindrome (25435222253452).

The spelling of 12323202021131 in words is "twelve trillion, three hundred twenty-three billion, two hundred two million, twenty-one thousand, one hundred thirty-one".