221314030 has 16 divisors (see below), whose sum is σ = 455274720. Its totient is φ = 75879072.

The previous prime is 221314019. The next prime is 221314097. The reversal of 221314030 is 30413122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 221313995 and 221314013.

It is a congruent number.

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, 1580745 + ... + 1580884.

It is an arithmetic number, because the mean of its divisors is an integer number (28454670).

Almost surely, 2^221314030 is an apocalyptic number.

221314030 is an abundant number, since it is smaller than the sum of its proper divisors (233960690).

221314030 is a wasteful number, since it uses less digits than its factorization.

221314030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3161643.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 221314030 is about 14876.6269698477. The cubic root of 221314030 is about 604.8805902349.

Adding to 221314030 its reverse (30413122), we get a palindrome (251727152).

The spelling of 221314030 in words is "two hundred twenty-one million, three hundred fourteen thousand, thirty".