2220451132 has 6 divisors (see below), whose sum is σ = 3885789488. Its totient is φ = 1110225564.

The previous prime is 2220451081. The next prime is 2220451151. The reversal of 2220451132 is 2311540222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277556388 + ... + 277556395.

Almost surely, 2^2220451132 is an apocalyptic number.

It is an amenable number.

2220451132 is a deficient number, since it is larger than the sum of its proper divisors (1665338356).

2220451132 is a wasteful number, since it uses less digits than its factorization.

2220451132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555112787 (or 555112785 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2220451132 is about 47121.6630861009. The cubic root of 2220451132 is about 1304.6091090588.

Adding to 2220451132 its reverse (2311540222), we get a palindrome (4531991354).

The spelling of 2220451132 in words is "two billion, two hundred twenty million, four hundred fifty-one thousand, one hundred thirty-two".