221043114 has 16 divisors (see below), whose sum is σ = 491207040. Its totient is φ = 73681020.

The previous prime is 221043101. The next prime is 221043127. The reversal of 221043114 is 411340122.

221043114 is a `hidden beast` number, since 221 + 0 + 431 + 14 = 666.

It is an interprime number because it is at equal distance from previous prime (221043101) and next prime (221043127).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2046642 + ... + 2046749.

It is an arithmetic number, because the mean of its divisors is an integer number (30700440).

Almost surely, 2^221043114 is an apocalyptic number.

221043114 is an abundant number, since it is smaller than the sum of its proper divisors (270163926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221043114 is a wasteful number, since it uses less digits than its factorization.

221043114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4093402 (or 4093396 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 221043114 is about 14867.5187573448. The cubic root of 221043114 is about 604.6336730045.

Adding to 221043114 its reverse (411340122), we get a palindrome (632383236).

The spelling of 221043114 in words is "two hundred twenty-one million, forty-three thousand, one hundred fourteen".