1123342140111 has 16 divisors (see below), whose sum is σ = 1514880115200. Its totient is φ = 740352368448.

The previous prime is 1123342140101. The next prime is 1123342140163. The reversal of 1123342140111 is 1110412433211.

It is not a de Polignac number, because 1123342140111 - 2²⁹ = 1122805269199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123342140101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1198740 + ... + 1919286.

It is an arithmetic number, because the mean of its divisors is an integer number (94680007200).

Almost surely, 2^{1123342140111} is an apocalyptic number.

1123342140111 is a deficient number, since it is larger than the sum of its proper divisors (391537975089).

1123342140111 is an equidigital number, since it uses as much as digits as its factorization.

1123342140111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726478.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 1123342140111 its reverse (1110412433211), we get a palindrome (2233754573322).

The spelling of 1123342140111 in words is "one trillion, one hundred twenty-three billion, three hundred forty-two million, one hundred forty thousand, one hundred eleven".