331000112232 has 128 divisors (see below), whose sum is σ = 924491568000. Its totient is φ = 109729313280.

The previous prime is 331000112231. The next prime is 331000112243. The reversal of 331000112232 is 232211000133.

It is a super-2 number, since 2×331000112232² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (331000112231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33065244 + ... + 33075252.

It is an arithmetic number, because the mean of its divisors is an integer number (7222590375).

Almost surely, 2^331000112232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 331000112232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (462245784000).

331000112232 is an abundant number, since it is smaller than the sum of its proper divisors (593491455768).

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

331000112232 is a wasteful number, since it uses less digits than its factorization.

331000112232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10848 (or 10838 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 331000112232 its reverse (232211000133), we get a palindrome (563211112365).

It can be divided in two parts, 3310001 and 12232, that added together give a palindrome (3322233).

The spelling of 331000112232 in words is "three hundred thirty-one billion, one hundred twelve thousand, two hundred thirty-two".