1123230021013 has 8 divisors (see below), whose sum is σ = 1189181772000. Its totient is φ = 1057961708208.

The previous prime is 1123230021007. The next prime is 1123230021019. The reversal of 1123230021013 is 3101200323211.

It is an interprime number because it is at equal distance from previous prime (1123230021007) and next prime (1123230021019).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1123230021013 - 2²⁹ = 1122693150101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123230021019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170856163 + ... + 170862736.

It is an arithmetic number, because the mean of its divisors is an integer number (148647721500).

Almost surely, 2^{1123230021013} is an apocalyptic number.

It is an amenable number.

1123230021013 is a deficient number, since it is larger than the sum of its proper divisors (65951750987).

1123230021013 is a wasteful number, since it uses less digits than its factorization.

1123230021013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341719091.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1123230021013 its reverse (3101200323211), we get a palindrome (4224430344224).

The spelling of 1123230021013 in words is "one trillion, one hundred twenty-three billion, two hundred thirty million, twenty-one thousand, thirteen".