1123002331123 has 8 divisors (see below), whose sum is σ = 1138013634240. Its totient is φ = 1108074657000.

The previous prime is 1123002331103. The next prime is 1123002331133. The reversal of 1123002331123 is 3211332003211.

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 1123002331123 - 2¹³ = 1123002322931 is a prime.

It is a super-2 number, since 2×1123002331123² (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 = 1123002331094 and 1123002331103.

It is not an unprimeable number, because it can be changed into a prime (1123002331103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20880213 + ... + 20933926.

It is an arithmetic number, because the mean of its divisors is an integer number (142251704280).

Almost surely, 2^{1123002331123} is an apocalyptic number.

1123002331123 is a deficient number, since it is larger than the sum of its proper divisors (15011303117).

1123002331123 is a wasteful number, since it uses less digits than its factorization.

1123002331123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41814497.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1123002331123 its reverse (3211332003211), we get a palindrome (4334334334334).

The spelling of 1123002331123 in words is "one trillion, one hundred twenty-three billion, two million, three hundred thirty-one thousand, one hundred twenty-three".