1123232023123 has 16 divisors (see below), whose sum is σ = 1319855846400. Its totient is φ = 935822030400.

The previous prime is 1123232023093. The next prime is 1123232023187. The reversal of 1123232023123 is 3213202323211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1123232023123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1123232023523) 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, 7143073 + ... + 7298626.

It is an arithmetic number, because the mean of its divisors is an integer number (82490990400).

Almost surely, 2^{1123232023123} is an apocalyptic number.

1123232023123 is a deficient number, since it is larger than the sum of its proper divisors (196623823277).

1123232023123 is a wasteful number, since it uses less digits than its factorization.

1123232023123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14442018.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1123232023123 its reverse (3213202323211), we get a palindrome (4336434346334).

The spelling of 1123232023123 in words is "one trillion, one hundred twenty-three billion, two hundred thirty-two million, twenty-three thousand, one hundred twenty-three".