1123003222113 has 4 divisors (see below), whose sum is σ = 1497337629488. Its totient is φ = 748668814740.

The previous prime is 1123003222111. The next prime is 1123003222123. The reversal of 1123003222113 is 3112223003211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1123003222113 - 2¹ = 1123003222111 is a prime.

It is a super-2 number, since 2×1123003222113² (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 1123003222113.

It is not an unprimeable number, because it can be changed into a prime (1123003222111) 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, 187167203683 + ... + 187167203688.

It is an arithmetic number, because the mean of its divisors is an integer number (374334407372).

Almost surely, 2^{1123003222113} is an apocalyptic number.

It is an amenable number.

1123003222113 is a deficient number, since it is larger than the sum of its proper divisors (374334407375).

1123003222113 is an equidigital number, since it uses as much as digits as its factorization.

1123003222113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374334407374.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1123003222113 its reverse (3112223003211), we get a palindrome (4235226225324).

The spelling of 1123003222113 in words is "one trillion, one hundred twenty-three billion, three million, two hundred twenty-two thousand, one hundred thirteen".