221334034 has 4 divisors (see below), whose sum is σ = 332001054. Its totient is φ = 110667016.

The previous prime is 221334023. The next prime is 221334107. The reversal of 221334034 is 430433122.

It is a happy number.

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., 219128809 + 2205225 = 14803^2 + 1485^2 .

It is a junction number, because it is equal to n+sod(n) for n = 221333996 and 221334014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55333507 + ... + 55333510.

Almost surely, 2^221334034 is an apocalyptic number.

221334034 is a deficient number, since it is larger than the sum of its proper divisors (110667020).

221334034 is a wasteful number, since it uses less digits than its factorization.

221334034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110667019.

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

The square root of 221334034 is about 14877.2992844804. The cubic root of 221334034 is about 604.8988142140.

Adding to 221334034 its reverse (430433122), we get a palindrome (651767156).

The spelling of 221334034 in words is "two hundred twenty-one million, three hundred thirty-four thousand, thirty-four".