2211311303322 has 128 divisors (see below), whose sum is σ = 5118584970240. Its totient is φ = 629848765440.

The previous prime is 2211311303317. The next prime is 2211311303339. The reversal of 2211311303322 is 2233031131122.

It is a junction number, because it is equal to n+sod(n) for n = 2211311303292 and 2211311303301.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 83391538 + ... + 83418050.

It is an arithmetic number, because the mean of its divisors is an integer number (39988945080).

Almost surely, 2^{2211311303322} is an apocalyptic number.

2211311303322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2211311303322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2559292485120).

2211311303322 is an abundant number, since it is smaller than the sum of its proper divisors (2907273666918).

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

2211311303322 is a wasteful number, since it uses less digits than its factorization.

2211311303322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27068.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 2211311303322 its reverse (2233031131122), we get a palindrome (4444342434444).

The spelling of 2211311303322 in words is "two trillion, two hundred eleven billion, three hundred eleven million, three hundred three thousand, three hundred twenty-two".