220212134 has 4 divisors (see below), whose sum is σ = 330318204. Its totient is φ = 110106066.

The previous prime is 220212121. The next prime is 220212151. The reversal of 220212134 is 431212022.

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

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, 55053032 + ... + 55053035.

It is an arithmetic number, because the mean of its divisors is an integer number (82579551).

Almost surely, 2^220212134 is an apocalyptic number.

220212134 is a deficient number, since it is larger than the sum of its proper divisors (110106070).

220212134 is a wasteful number, since it uses less digits than its factorization.

220212134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110106069.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 220212134 is about 14839.5462868647. The cubic root of 220212134 is about 603.8750435920.

Adding to 220212134 its reverse (431212022), we get a palindrome (651424156).

The spelling of 220212134 in words is "two hundred twenty million, two hundred twelve thousand, one hundred thirty-four".