221002114 has 4 divisors (see below), whose sum is σ = 331503174. Its totient is φ = 110501056.

The previous prime is 221002097. The next prime is 221002121. The reversal of 221002114 is 411200122.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 411200122 = 2 ⋅205600061.

It can be written as a sum of positive squares in only one way, i.e., 202123089 + 18879025 = 14217^2 + 4345^2 .

It is a junction number, because it is equal to n+sod(n) for n = 221002094 and 221002103.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55250527 + ... + 55250530.

Almost surely, 2^221002114 is an apocalyptic number.

221002114 is a deficient number, since it is larger than the sum of its proper divisors (110501060).

221002114 is a wasteful number, since it uses less digits than its factorization.

221002114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110501059.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 221002114 is about 14866.1398486628. The cubic root of 221002114 is about 604.5962873666.

Adding to 221002114 its reverse (411200122), we get a palindrome (632202236).

The spelling of 221002114 in words is "two hundred twenty-one million, two thousand, one hundred fourteen".