2220142452431 has 2 divisors, whose sum is σ = 2220142452432. Its totient is φ = 2220142452430.

The previous prime is 2220142452427. The next prime is 2220142452443. The reversal of 2220142452431 is 1342542410222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2220142452431 - 2² = 2220142452427 is a prime.

It is a super-2 number, since 2×2220142452431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2220142452461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110071226215 + 1110071226216.

It is an arithmetic number, because the mean of its divisors is an integer number (1110071226216).

Almost surely, 2^{2220142452431} is an apocalyptic number.

2220142452431 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220142452431 is an equidigital number, since it uses as much as digits as its factorization.

2220142452431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 2220142452431 its reverse (1342542410222), we get a palindrome (3562684862653).

The spelling of 2220142452431 in words is "two trillion, two hundred twenty billion, one hundred forty-two million, four hundred fifty-two thousand, four hundred thirty-one".