2203442030431 has 4 divisors (see below), whose sum is σ = 2254684868392. Its totient is φ = 2152199192472.

The previous prime is 2203442030417. The next prime is 2203442030473. The reversal of 2203442030431 is 1340302443022.

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

It is a cyclic number.

It is not a de Polignac number, because 2203442030431 - 2⁵ = 2203442030399 is a prime.

It is a super-2 number, since 2×2203442030431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2203442030431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203442060431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25621418916 + ... + 25621419001.

It is an arithmetic number, because the mean of its divisors is an integer number (563671217098).

Almost surely, 2^{2203442030431} is an apocalyptic number.

2203442030431 is a deficient number, since it is larger than the sum of its proper divisors (51242837961).

2203442030431 is an equidigital number, since it uses as much as digits as its factorization.

2203442030431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51242837960.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 2203442030431 its reverse (1340302443022), we get a palindrome (3543744473453).

The spelling of 2203442030431 in words is "two trillion, two hundred three billion, four hundred forty-two million, thirty thousand, four hundred thirty-one".