1322423301431 has 2 divisors, whose sum is σ = 1322423301432. Its totient is φ = 1322423301430.

The previous prime is 1322423301403. The next prime is 1322423301461. The reversal of 1322423301431 is 1341033242231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1322423301431 - 2²² = 1322419107127 is a prime.

It is a super-2 number, since 2×1322423301431² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1322423301394 and 1322423301403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1322423301461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661211650715 + 661211650716.

It is an arithmetic number, because the mean of its divisors is an integer number (661211650716).

Almost surely, 2^{1322423301431} is an apocalyptic number.

1322423301431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322423301431 is an equidigital number, since it uses as much as digits as its factorization.

1322423301431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 1322423301431 its reverse (1341033242231), we get a palindrome (2663456543662).

The spelling of 1322423301431 in words is "one trillion, three hundred twenty-two billion, four hundred twenty-three million, three hundred one thousand, four hundred thirty-one".