1430230221 has 24 divisors (see below), whose sum is σ = 2368639104. Its totient is φ = 814635360.

The previous prime is 1430230201. The next prime is 1430230231. The reversal of 1430230221 is 1220320341.

1430230221 is a `hidden beast` number, since 1 + 430 + 230 + 2 + 2 + 1 = 666.

It is not a de Polignac number, because 1430230221 - 2⁵ = 1430230189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1430230194 and 1430230203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1430230201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16906 + ... + 56091.

It is an arithmetic number, because the mean of its divisors is an integer number (98693296).

Almost surely, 2^1430230221 is an apocalyptic number.

It is an amenable number.

1430230221 is a deficient number, since it is larger than the sum of its proper divisors (938408883).

1430230221 is a wasteful number, since it uses less digits than its factorization.

1430230221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73321 (or 73318 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1430230221 is about 37818.3846958064. The cubic root of 1430230221 is about 1126.6836278370.

Adding to 1430230221 its reverse (1220320341), we get a palindrome (2650550562).

The spelling of 1430230221 in words is "one billion, four hundred thirty million, two hundred thirty thousand, two hundred twenty-one".