221413130 has 8 divisors (see below), whose sum is σ = 398543652. Its totient is φ = 88565248.

The previous prime is 221413123. The next prime is 221413141. The reversal of 221413130 is 31314122.

It can be written as a sum of positive squares in 2 ways, for example, as 203376121 + 18037009 = 14261^2 + 4247^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 221413099 and 221413108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11070647 + ... + 11070666.

Almost surely, 2^221413130 is an apocalyptic number.

221413130 is a deficient number, since it is larger than the sum of its proper divisors (177130522).

221413130 is a wasteful number, since it uses less digits than its factorization.

221413130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22141320.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 221413130 is about 14879.9573252076. The cubic root of 221413130 is about 604.9708612426.

Adding to 221413130 its reverse (31314122), we get a palindrome (252727252).

The spelling of 221413130 in words is "two hundred twenty-one million, four hundred thirteen thousand, one hundred thirty".