2142300044431 has 2 divisors, whose sum is σ = 2142300044432. Its totient is φ = 2142300044430.

The previous prime is 2142300044411. The next prime is 2142300044503. The reversal of 2142300044431 is 1344400032412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2142300044431 - 2²⁹ = 2141763173519 is a prime.

It is a super-2 number, since 2×2142300044431² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2142300044431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2142300044411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071150022215 + 1071150022216.

It is an arithmetic number, because the mean of its divisors is an integer number (1071150022216).

Almost surely, 2^{2142300044431} is an apocalyptic number.

2142300044431 is a deficient number, since it is larger than the sum of its proper divisors (1).

2142300044431 is an equidigital number, since it uses as much as digits as its factorization.

2142300044431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 2142300044431 its reverse (1344400032412), we get a palindrome (3486700076843).

The spelling of 2142300044431 in words is "two trillion, one hundred forty-two billion, three hundred million, forty-four thousand, four hundred thirty-one".