1321300140331 has 32 divisors (see below), whose sum is σ = 1452183163200. Its totient is φ = 1197743339520.

The previous prime is 1321300140323. The next prime is 1321300140353. The reversal of 1321300140331 is 1330410031231.

It is a cyclic number.

It is not a de Polignac number, because 1321300140331 - 2³ = 1321300140323 is a prime.

It is a super-2 number, since 2×1321300140331² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1321300140931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 174103485 + ... + 174111073.

It is an arithmetic number, because the mean of its divisors is an integer number (45380723850).

Almost surely, 2^{1321300140331} is an apocalyptic number.

1321300140331 is a deficient number, since it is larger than the sum of its proper divisors (130883022869).

1321300140331 is a wasteful number, since it uses less digits than its factorization.

1321300140331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11919.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1321300140331 its reverse (1330410031231), we get a palindrome (2651710171562).

The spelling of 1321300140331 in words is "one trillion, three hundred twenty-one billion, three hundred million, one hundred forty thousand, three hundred thirty-one".