1252423233331 has 2 divisors, whose sum is σ = 1252423233332. Its totient is φ = 1252423233330.

The previous prime is 1252423233241. The next prime is 1252423233337. The reversal of 1252423233331 is 1333323242521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1252423233331 - 2¹⁵ = 1252423200563 is a prime.

It is a super-2 number, since 2×1252423233331² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1252423233337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626211616665 + 626211616666.

It is an arithmetic number, because the mean of its divisors is an integer number (626211616666).

Almost surely, 2^{1252423233331} is an apocalyptic number.

1252423233331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252423233331 is an equidigital number, since it uses as much as digits as its factorization.

1252423233331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 34.

Adding to 1252423233331 its reverse (1333323242521), we get a palindrome (2585746475852).

The spelling of 1252423233331 in words is "one trillion, two hundred fifty-two billion, four hundred twenty-three million, two hundred thirty-three thousand, three hundred thirty-one".