2101313322 has 96 divisors (see below), whose sum is σ = 5144929920. Its totient is φ = 615859200.

The previous prime is 2101313317. The next prime is 2101313329. The reversal of 2101313322 is 2233131012.

2101313322 is a `hidden beast` number, since 210 + 131 + 3 + 322 = 666.

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 = 2101313295 and 2101313304.

It is not an unprimeable number, because it can be changed into a prime (2101313329) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 421947 + ... + 426897.

It is an arithmetic number, because the mean of its divisors is an integer number (53593020).

Almost surely, 2^2101313322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2101313322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2572464960).

2101313322 is an abundant number, since it is smaller than the sum of its proper divisors (3043616598).

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

2101313322 is a wasteful number, since it uses less digits than its factorization.

2101313322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5068 (or 5065 counting only the distinct ones).

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

The square root of 2101313322 is about 45840.0842276713. The cubic root of 2101313322 is about 1280.8460637676.

Adding to 2101313322 its reverse (2233131012), we get a palindrome (4334444334).

The spelling of 2101313322 in words is "two billion, one hundred one million, three hundred thirteen thousand, three hundred twenty-two".