1031441430223 has 4 divisors (see below), whose sum is σ = 1032508071760. Its totient is φ = 1030374788688.

The previous prime is 1031441430191. The next prime is 1031441430247. The reversal of 1031441430223 is 3220341441301.

It is a happy number.

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 1031441430223 - 2⁵ = 1031441430191 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1031441430191 and 1031441430200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031441430923) 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, 533319318 + ... + 533321251.

It is an arithmetic number, because the mean of its divisors is an integer number (258127017940).

Almost surely, 2^{1031441430223} is an apocalyptic number.

1031441430223 is a deficient number, since it is larger than the sum of its proper divisors (1066641537).

1031441430223 is an equidigital number, since it uses as much as digits as its factorization.

1031441430223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066641536.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1031441430223 its reverse (3220341441301), we get a palindrome (4251782871524).

The spelling of 1031441430223 in words is "one trillion, thirty-one billion, four hundred forty-one million, four hundred thirty thousand, two hundred twenty-three".