1323213301131 has 16 divisors (see below), whose sum is σ = 1777223620224. Its totient is φ = 875692168704.

The previous prime is 1323213301097. The next prime is 1323213301169. The reversal of 1323213301131 is 1311033123231.

It is not a de Polignac number, because 1323213301131 - 2¹⁴ = 1323213284747 is a prime.

It is a super-2 number, since 2×1323213301131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1323213301031) 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, 2176441 + ... + 2717226.

It is an arithmetic number, because the mean of its divisors is an integer number (111076476264).

Almost surely, 2^{1323213301131} is an apocalyptic number.

1323213301131 is a deficient number, since it is larger than the sum of its proper divisors (454010319093).

1323213301131 is a wasteful number, since it uses less digits than its factorization.

1323213301131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4894330.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 1323213301131 its reverse (1311033123231), we get a palindrome (2634246424362).

The spelling of 1323213301131 in words is "one trillion, three hundred twenty-three billion, two hundred thirteen million, three hundred one thousand, one hundred thirty-one".