1123030544051 has 4 divisors (see below), whose sum is σ = 1209417508992. Its totient is φ = 1036643579112.

The previous prime is 1123030544023. The next prime is 1123030544093. The reversal of 1123030544051 is 1504450303211.

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 1123030544051 - 2¹⁰ = 1123030543027 is a prime.

It is a super-2 number, since 2×1123030544051² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123030544551) 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, 43193482451 + ... + 43193482476.

It is an arithmetic number, because the mean of its divisors is an integer number (302354377248).

Almost surely, 2^{1123030544051} is an apocalyptic number.

1123030544051 is a deficient number, since it is larger than the sum of its proper divisors (86386964941).

1123030544051 is an equidigital number, since it uses as much as digits as its factorization.

1123030544051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86386964940.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 1123030544051 its reverse (1504450303211), we get a palindrome (2627480847262).

The spelling of 1123030544051 in words is "one trillion, one hundred twenty-three billion, thirty million, five hundred forty-four thousand, fifty-one".