1123234444121 has 4 divisors (see below), whose sum is σ = 1131315267600. Its totient is φ = 1115153620644.

The previous prime is 1123234444093. The next prime is 1123234444147. The reversal of 1123234444121 is 1214444323211.

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 a cyclic number.

It is not a de Polignac number, because 1123234444121 - 2¹⁴ = 1123234427737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123234444151) 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, 4040411531 + ... + 4040411808.

It is an arithmetic number, because the mean of its divisors is an integer number (282828816900).

Almost surely, 2^{1123234444121} is an apocalyptic number.

It is an amenable number.

1123234444121 is a deficient number, since it is larger than the sum of its proper divisors (8080823479).

1123234444121 is an equidigital number, since it uses as much as digits as its factorization.

1123234444121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8080823478.

The product of its digits is 18432, while the sum is 32.

Adding to 1123234444121 its reverse (1214444323211), we get a palindrome (2337678767332).

The spelling of 1123234444121 in words is "one trillion, one hundred twenty-three billion, two hundred thirty-four million, four hundred forty-four thousand, one hundred twenty-one".