1144310222431 has 4 divisors (see below), whose sum is σ = 1145147319792. Its totient is φ = 1143473125072.

The previous prime is 1144310222401. The next prime is 1144310222437. The reversal of 1144310222431 is 1342220134411.

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 1144310222431 - 2⁹ = 1144310221919 is a prime.

It is a super-2 number, since 2×1144310222431² (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 1144310222431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144310222437) 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, 418546630 + ... + 418549363.

It is an arithmetic number, because the mean of its divisors is an integer number (286286829948).

Almost surely, 2^{1144310222431} is an apocalyptic number.

1144310222431 is a deficient number, since it is larger than the sum of its proper divisors (837097361).

1144310222431 is an equidigital number, since it uses as much as digits as its factorization.

1144310222431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837097360.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 1144310222431 its reverse (1342220134411), we get a palindrome (2486530356842).

The spelling of 1144310222431 in words is "one trillion, one hundred forty-four billion, three hundred ten million, two hundred twenty-two thousand, four hundred thirty-one".