2231123322 has 32 divisors (see below), whose sum is σ = 4581105984. Its totient is φ = 723977600.

The previous prime is 2231123269. The next prime is 2231123329. The reversal of 2231123322 is 2233211322.

It is a happy number.

It is a super-3 number, since 3×2231123322³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (2231123329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105172 + ... + 124592.

It is an arithmetic number, because the mean of its divisors is an integer number (143159562).

Almost surely, 2^2231123322 is an apocalyptic number.

2231123322 is an abundant number, since it is smaller than the sum of its proper divisors (2349982662).

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

2231123322 is a wasteful number, since it uses less digits than its factorization.

2231123322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19934.

The product of its digits is 864, while the sum is 21.

The square root of 2231123322 is about 47234.7681480496. The cubic root of 2231123322 is about 1306.6958906272.

Adding to 2231123322 its reverse (2233211322), we get a palindrome (4464334644).

The spelling of 2231123322 in words is "two billion, two hundred thirty-one million, one hundred twenty-three thousand, three hundred twenty-two".