1123222300031 has 12 divisors (see below), whose sum is σ = 1216704731688. Its totient is φ = 1036450250784.

The previous prime is 1123222300003. The next prime is 1123222300073. The reversal of 1123222300031 is 1300032223211.

It is not a de Polignac number, because 1123222300031 - 2²² = 1123218105727 is a prime.

It is a super-2 number, since 2×1123222300031² (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 = 1123222299976 and 1123222300012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123222300001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 711860 + ... + 1659273.

It is an arithmetic number, because the mean of its divisors is an integer number (101392060974).

Almost surely, 2^{1123222300031} is an apocalyptic number.

1123222300031 is a deficient number, since it is larger than the sum of its proper divisors (93482431657).

1123222300031 is a wasteful number, since it uses less digits than its factorization.

1123222300031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2373962 (or 2373949 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1123222300031 its reverse (1300032223211), we get a palindrome (2423254523242).

The spelling of 1123222300031 in words is "one trillion, one hundred twenty-three billion, two hundred twenty-two million, three hundred thousand, thirty-one".