2202140442431 has 4 divisors (see below), whose sum is σ = 2318042571000. Its totient is φ = 2086238313864.

The previous prime is 2202140442413. The next prime is 2202140442487. The reversal of 2202140442431 is 1342440412022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2202140442431 is a prime.

It is a super-2 number, since 2×2202140442431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2202140442394 and 2202140442403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202140442031) 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 in 3 ways as a sum of consecutive naturals, for example, 57951064256 + ... + 57951064293.

It is an arithmetic number, because the mean of its divisors is an integer number (579510642750).

Almost surely, 2^{2202140442431} is an apocalyptic number.

2202140442431 is a deficient number, since it is larger than the sum of its proper divisors (115902128569).

2202140442431 is a wasteful number, since it uses less digits than its factorization.

2202140442431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115902128568.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 2202140442431 its reverse (1342440412022), we get a palindrome (3544580854453).

The spelling of 2202140442431 in words is "two trillion, two hundred two billion, one hundred forty million, four hundred forty-two thousand, four hundred thirty-one".