220133434 has 4 divisors (see below), whose sum is σ = 330200154. Its totient is φ = 110066716.

The previous prime is 220133413. The next prime is 220133447. The reversal of 220133434 is 434331022.

It is a happy number.

220133434 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 154927809 + 65205625 = 12447^2 + 8075^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55033357 + ... + 55033360.

Almost surely, 2^220133434 is an apocalyptic number.

220133434 is a deficient number, since it is larger than the sum of its proper divisors (110066720).

220133434 is a wasteful number, since it uses less digits than its factorization.

220133434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110066719.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 220133434 is about 14836.8943515818. The cubic root of 220133434 is about 603.8030968624.

Adding to 220133434 its reverse (434331022), we get a palindrome (654464456).

The spelling of 220133434 in words is "two hundred twenty million, one hundred thirty-three thousand, four hundred thirty-four".