220134442 has 8 divisors (see below), whose sum is σ = 360220032. Its totient is φ = 100061100.

The previous prime is 220134433. The next prime is 220134451. The reversal of 220134442 is 244431022.

It is a happy number.

220134442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (220134433) and next prime (220134451).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 10006111 = 220134442 / (2 + 2 + 0 + 1 + 3 + 4 + 4 + 4 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5003034 + ... + 5003077.

It is an arithmetic number, because the mean of its divisors is an integer number (45027504).

Almost surely, 2^220134442 is an apocalyptic number.

220134442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220134442 is a deficient number, since it is larger than the sum of its proper divisors (140085590).

220134442 is a wasteful number, since it uses less digits than its factorization.

220134442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10006124.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 220134442 is about 14836.9283209160. The cubic root of 220134442 is about 603.8040184740.

Adding to 220134442 its reverse (244431022), we get a palindrome (464565464).

The spelling of 220134442 in words is "two hundred twenty million, one hundred thirty-four thousand, four hundred forty-two".