2222131120 has 160 divisors (see below), whose sum is σ = 5832751680. Its totient is φ = 786790400.

The previous prime is 2222131103. The next prime is 2222131151. The reversal of 2222131120 is 211312222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 2222131094 and 2222131103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4365426 + ... + 4365934.

It is an arithmetic number, because the mean of its divisors is an integer number (36454698).

Almost surely, 2^2222131120 is an apocalyptic number.

2222131120 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 2222131120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2916375840).

2222131120 is an abundant number, since it is smaller than the sum of its proper divisors (3610620560).

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

2222131120 is a wasteful number, since it uses less digits than its factorization.

2222131120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596 (or 568 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2222131120 is about 47139.4857842128. The cubic root of 2222131120 is about 1304.9380474888.

Adding to 2222131120 its reverse (211312222), we get a palindrome (2433443342).

The spelling of 2222131120 in words is "two billion, two hundred twenty-two million, one hundred thirty-one thousand, one hundred twenty".