1231110323322 has 48 divisors (see below), whose sum is σ = 2733204098016. Its totient is φ = 369370012000.

The previous prime is 1231110323273. The next prime is 1231110323329. The reversal of 1231110323322 is 2233230111321.

It is a junction number, because it is equal to n+sod(n) for n = 1231110323292 and 1231110323301.

It is not an unprimeable number, because it can be changed into a prime (1231110323329) 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 23 ways as a sum of consecutive naturals, for example, 8321448 + ... + 8468099.

It is an arithmetic number, because the mean of its divisors is an integer number (56941752042).

Almost surely, 2^{1231110323322} is an apocalyptic number.

1231110323322 is an abundant number, since it is smaller than the sum of its proper divisors (1502093774694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1231110323322 is a wasteful number, since it uses less digits than its factorization.

1231110323322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16789675 (or 16789664 counting only the distinct ones).

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

Adding to 1231110323322 its reverse (2233230111321), we get a palindrome (3464340434643).

The spelling of 1231110323322 in words is "one trillion, two hundred thirty-one billion, one hundred ten million, three hundred twenty-three thousand, three hundred twenty-two".