2111123322 has 48 divisors (see below), whose sum is σ = 5702778432. Its totient is φ = 548343360.

The previous prime is 2111123303. The next prime is 2111123323. The reversal of 2111123322 is 2233211112.

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

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

It is a junction number, because it is equal to n+sod(n) for n = 2111123295 and 2111123304.

It is not an unprimeable number, because it can be changed into a prime (2111123323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 760203 + ... + 762974.

It is an arithmetic number, because the mean of its divisors is an integer number (118807884).

Almost surely, 2^2111123322 is an apocalyptic number.

2111123322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2111123322 is an abundant number, since it is smaller than the sum of its proper divisors (3591655110).

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

2111123322 is a wasteful number, since it uses less digits than its factorization.

2111123322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523203 (or 1523200 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 2111123322 is about 45946.9620540901. The cubic root of 2111123322 is about 1282.8361837692.

Adding to 2111123322 its reverse (2233211112), we get a palindrome (4344334434).

The spelling of 2111123322 in words is "two billion, one hundred eleven million, one hundred twenty-three thousand, three hundred twenty-two".