1113431222023 has 4 divisors (see below), whose sum is σ = 1113477261480. Its totient is φ = 1113385182568.

The previous prime is 1113431222017. The next prime is 1113431222027. The reversal of 1113431222023 is 3202221343111.

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 1113431222023 - 2¹³ = 1113431213831 is a prime.

It is a super-2 number, since 2×1113431222023² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113431222027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22983433 + ... + 23031826.

It is an arithmetic number, because the mean of its divisors is an integer number (278369315370).

Almost surely, 2^{1113431222023} is an apocalyptic number.

1113431222023 is a deficient number, since it is larger than the sum of its proper divisors (46039457).

1113431222023 is an equidigital number, since it uses as much as digits as its factorization.

1113431222023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46039456.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1113431222023 its reverse (3202221343111), we get a palindrome (4315652565134).

The spelling of 1113431222023 in words is "one trillion, one hundred thirteen billion, four hundred thirty-one million, two hundred twenty-two thousand, twenty-three".