1123321322031 has 8 divisors (see below), whose sum is σ = 1498348900224. Its totient is φ = 748587312600.

The previous prime is 1123321322009. The next prime is 1123321322089. The reversal of 1123321322031 is 1302231233211.

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

It is not a de Polignac number, because 1123321322031 - 2²¹ = 1123319224879 is a prime.

It is a super-2 number, since 2×1123321322031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123321321992 and 1123321322010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123321322231) 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 7 ways as a sum of consecutive naturals, for example, 73383261 + ... + 73398566.

It is an arithmetic number, because the mean of its divisors is an integer number (187293612528).

Almost surely, 2^{1123321322031} is an apocalyptic number.

1123321322031 is a deficient number, since it is larger than the sum of its proper divisors (375027578193).

1123321322031 is a wasteful number, since it uses less digits than its factorization.

1123321322031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146784381.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1123321322031 its reverse (1302231233211), we get a palindrome (2425552555242).

The spelling of 1123321322031 in words is "one trillion, one hundred twenty-three billion, three hundred twenty-one million, three hundred twenty-two thousand, thirty-one".