1123342030031 has 16 divisors (see below), whose sum is σ = 1280950832448. Its totient is φ = 975907776000.

The previous prime is 1123342029983. The next prime is 1123342030033. The reversal of 1123342030031 is 1300302433211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1123342030031 is a prime.

It is a super-2 number, since 2×1123342030031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1123342029979 and 1123342030006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123342030033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15447206 + ... + 15519756.

It is an arithmetic number, because the mean of its divisors is an integer number (80059427028).

Almost surely, 2^{1123342030031} is an apocalyptic number.

1123342030031 is a deficient number, since it is larger than the sum of its proper divisors (157608802417).

1123342030031 is a wasteful number, since it uses less digits than its factorization.

1123342030031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142642.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1123342030031 its reverse (1300302433211), we get a palindrome (2423644463242).

The spelling of 1123342030031 in words is "one trillion, one hundred twenty-three billion, three hundred forty-two million, thirty thousand, thirty-one".