12223110320131 has 4 divisors (see below), whose sum is σ = 12241828713312. Its totient is φ = 12204391926952.

The previous prime is 12223110320129. The next prime is 12223110320137. The reversal of 12223110320131 is 13102301132221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12223110320131 - 2¹ = 12223110320129 is a prime.

It is a super-2 number, since 2×12223110320131² (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 (12223110320137) 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, 9359195611 + ... + 9359196916.

It is an arithmetic number, because the mean of its divisors is an integer number (3060457178328).

Almost surely, 2^{12223110320131} is an apocalyptic number.

12223110320131 is a deficient number, since it is larger than the sum of its proper divisors (18718393181).

12223110320131 is an equidigital number, since it uses as much as digits as its factorization.

12223110320131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18718393180.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12223110320131 its reverse (13102301132221), we get a palindrome (25325411452352).

The spelling of 12223110320131 in words is "twelve trillion, two hundred twenty-three billion, one hundred ten million, three hundred twenty thousand, one hundred thirty-one".