1323223102131 has 16 divisors (see below), whose sum is σ = 2024706528768. Its totient is φ = 752990025600.

The previous prime is 1323223102039. The next prime is 1323223102151. The reversal of 1323223102131 is 1312013223231.

It is not a de Polignac number, because 1323223102131 - 2¹⁴ = 1323223085747 is a prime.

It is a super-2 number, since 2×1323223102131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1323223102151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130722375 + ... + 130732496.

It is an arithmetic number, because the mean of its divisors is an integer number (126544158048).

Almost surely, 2^{1323223102131} is an apocalyptic number.

1323223102131 is a deficient number, since it is larger than the sum of its proper divisors (701483426637).

1323223102131 is a wasteful number, since it uses less digits than its factorization.

1323223102131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261455122.

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

Adding to 1323223102131 its reverse (1312013223231), we get a palindrome (2635236325362).

The spelling of 1323223102131 in words is "one trillion, three hundred twenty-three billion, two hundred twenty-three million, one hundred two thousand, one hundred thirty-one".