220012132 has 6 divisors (see below), whose sum is σ = 385021238. Its totient is φ = 110006064.

The previous prime is 220012103. The next prime is 220012157. The reversal of 220012132 is 231210022.

220012132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 173554276 + 46457856 = 13174^2 + 6816^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27501513 + ... + 27501520.

Almost surely, 2^220012132 is an apocalyptic number.

It is an amenable number.

220012132 is a deficient number, since it is larger than the sum of its proper divisors (165009106).

220012132 is a wasteful number, since it uses less digits than its factorization.

220012132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55003037 (or 55003035 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 220012132 is about 14832.8059381898. The cubic root of 220012132 is about 603.6921702315.

Adding to 220012132 its reverse (231210022), we get a palindrome (451222154).

The spelling of 220012132 in words is "two hundred twenty million, twelve thousand, one hundred thirty-two".