2113022322 has 64 divisors (see below), whose sum is σ = 4866048000. Its totient is φ = 679193424.

The previous prime is 2113022309. The next prime is 2113022323. The reversal of 2113022322 is 2232203112.

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

It is a junction number, because it is equal to n+sod(n) for n = 2113022295 and 2113022304.

It is not an unprimeable number, because it can be changed into a prime (2113022323) 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, 177679 + ... + 189197.

It is an arithmetic number, because the mean of its divisors is an integer number (76032000).

Almost surely, 2^2113022322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2113022322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2433024000).

2113022322 is an abundant number, since it is smaller than the sum of its proper divisors (2753025678).

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

2113022322 is a wasteful number, since it uses less digits than its factorization.

2113022322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11652 (or 11646 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2113022322 is about 45967.6225402185. The cubic root of 2113022322 is about 1283.2207145716.

Adding to 2113022322 its reverse (2232203112), we get a palindrome (4345225434).

The spelling of 2113022322 in words is "two billion, one hundred thirteen million, twenty-two thousand, three hundred twenty-two".