2211023320 has 96 divisors (see below), whose sum is σ = 5523532560. Its totient is φ = 795872000.

The previous prime is 2211023317. The next prime is 2211023333. The reversal of 2211023320 is 233201122.

It is a junction number, because it is equal to n+sod(n) for n = 2211023294 and 2211023303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 486579 + ... + 491101.

Almost surely, 2^2211023320 is an apocalyptic number.

2211023320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2211023320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2761766280).

2211023320 is an abundant number, since it is smaller than the sum of its proper divisors (3312509240).

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

2211023320 is a wasteful number, since it uses less digits than its factorization.

2211023320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4657 (or 4642 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2211023320 is about 47021.5197542572. The cubic root of 2211023320 is about 1302.7600766634.

Adding to 2211023320 its reverse (233201122), we get a palindrome (2444224442).

It can be divided in two parts, 221102 and 3320, that added together give a palindrome (224422).

The spelling of 2211023320 in words is "two billion, two hundred eleven million, twenty-three thousand, three hundred twenty".