221324114 has 16 divisors (see below), whose sum is σ = 374656320. Its totient is φ = 97132560.

The previous prime is 221324113. The next prime is 221324119. The reversal of 221324114 is 411423122.

221324114 = T₂₂₁₂ + T₂₂₁₃ + ... + T₂₂₉₈.

It is not an unprimeable number, because it can be changed into a prime (221324113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172814 + ... + 174089.

It is an arithmetic number, because the mean of its divisors is an integer number (23416020).

Almost surely, 2^221324114 is an apocalyptic number.

221324114 is a deficient number, since it is larger than the sum of its proper divisors (153332206).

221324114 is a wasteful number, since it uses less digits than its factorization.

221324114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346945.

The product of its digits is 384, while the sum is 20.

The square root of 221324114 is about 14876.9658869005. The cubic root of 221324114 is about 604.8897770651.

Adding to 221324114 its reverse (411423122), we get a palindrome (632747236).

The spelling of 221324114 in words is "two hundred twenty-one million, three hundred twenty-four thousand, one hundred fourteen".