220422134 has 4 divisors (see below), whose sum is σ = 330633204. Its totient is φ = 110211066.

The previous prime is 220422101. The next prime is 220422149. The reversal of 220422134 is 431224022.

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

It is a super-2 number, since 2×220422134² = 97171834314227912, which contains 22 as substring.

It is a Curzon 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, 55105532 + ... + 55105535.

It is an arithmetic number, because the mean of its divisors is an integer number (82658301).

Almost surely, 2^220422134 is an apocalyptic number.

220422134 is a deficient number, since it is larger than the sum of its proper divisors (110211070).

220422134 is a wasteful number, since it uses less digits than its factorization.

220422134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110211069.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 220422134 is about 14846.6202888065. The cubic root of 220422134 is about 604.0669395716.

Adding to 220422134 its reverse (431224022), we get a palindrome (651646156).

The spelling of 220422134 in words is "two hundred twenty million, four hundred twenty-two thousand, one hundred thirty-four".