1322131022031 has 4 divisors (see below), whose sum is σ = 1762841362712. Its totient is φ = 881420681352.

The previous prime is 1322131021987. The next prime is 1322131022041. The reversal of 1322131022031 is 1302201312231.

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

It is not a de Polignac number, because 1322131022031 - 2¹³ = 1322131013839 is a prime.

It is a super-3 number, since 3×1322131022031³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1322131021989 and 1322131022007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322131022041) 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, 220355170336 + ... + 220355170341.

It is an arithmetic number, because the mean of its divisors is an integer number (440710340678).

Almost surely, 2^{1322131022031} is an apocalyptic number.

1322131022031 is a deficient number, since it is larger than the sum of its proper divisors (440710340681).

1322131022031 is an equidigital number, since it uses as much as digits as its factorization.

1322131022031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440710340680.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1322131022031 its reverse (1302201312231), we get a palindrome (2624332334262).

The spelling of 1322131022031 in words is "one trillion, three hundred twenty-two billion, one hundred thirty-one million, twenty-two thousand, thirty-one".