142335221200031 has 2 divisors, whose sum is σ = 142335221200032. Its totient is φ = 142335221200030.

The previous prime is 142335221199973. The next prime is 142335221200043. The reversal of 142335221200031 is 130002122533241.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142335221200031 is a prime.

It is a super-2 number, since 2×142335221200031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142335221199967 and 142335221200003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142335221200061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71167610600015 + 71167610600016.

It is an arithmetic number, because the mean of its divisors is an integer number (71167610600016).

Almost surely, 2^{142335221200031} is an apocalyptic number.

142335221200031 is a deficient number, since it is larger than the sum of its proper divisors (1).

142335221200031 is an equidigital number, since it uses as much as digits as its factorization.

142335221200031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 142335221200031 its reverse (130002122533241), we get a palindrome (272337343733272).

The spelling of 142335221200031 in words is "one hundred forty-two trillion, three hundred thirty-five billion, two hundred twenty-one million, two hundred thousand, thirty-one".