1322322012331 has 4 divisors (see below), whose sum is σ = 1322330653672. Its totient is φ = 1322313370992.

The previous prime is 1322322012329. The next prime is 1322322012383. The reversal of 1322322012331 is 1332102232231.

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 1322322012331 - 2¹ = 1322322012329 is a prime.

It is a super-2 number, since 2×1322322012331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1322322012296 and 1322322012305.

It is not an unprimeable number, because it can be changed into a prime (1322322012631) 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, 4086921 + ... + 4398586.

It is an arithmetic number, because the mean of its divisors is an integer number (330582663418).

Almost surely, 2^{1322322012331} is an apocalyptic number.

1322322012331 is a deficient number, since it is larger than the sum of its proper divisors (8641341).

1322322012331 is an equidigital number, since it uses as much as digits as its factorization.

1322322012331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8641340.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1322322012331 its reverse (1332102232231), we get a palindrome (2654424244562).

The spelling of 1322322012331 in words is "one trillion, three hundred twenty-two billion, three hundred twenty-two million, twelve thousand, three hundred thirty-one".