1123221233031 has 8 divisors (see below), whose sum is σ = 1545938901504. Its totient is φ = 724658859960.

The previous prime is 1123221232999. The next prime is 1123221233033. The reversal of 1123221233031 is 1303321223211.

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

It is not a de Polignac number, because 1123221233031 - 2⁵ = 1123221232999 is a prime.

It is a super-2 number, since 2×1123221233031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123221232992 and 1123221233010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123221233033) 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, 6038823741 + ... + 6038823926.

It is an arithmetic number, because the mean of its divisors is an integer number (193242362688).

Almost surely, 2^{1123221233031} is an apocalyptic number.

1123221233031 is a deficient number, since it is larger than the sum of its proper divisors (422717668473).

1123221233031 is a wasteful number, since it uses less digits than its factorization.

1123221233031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12077647701.

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

Adding to 1123221233031 its reverse (1303321223211), we get a palindrome (2426542456242).

The spelling of 1123221233031 in words is "one trillion, one hundred twenty-three billion, two hundred twenty-one million, two hundred thirty-three thousand, thirty-one".