430221055 has 8 divisors (see below), whose sum is σ = 563198544. Its totient is φ = 312888000.

The previous prime is 430221037. The next prime is 430221073. The reversal of 430221055 is 550122034.

It is an interprime number because it is at equal distance from previous prime (430221037) and next prime (430221073).

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

It is not a de Polignac number, because 430221055 - 2¹⁹ = 429696767 is a prime.

It is a Duffinian number.

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, 3911046 + ... + 3911155.

It is an arithmetic number, because the mean of its divisors is an integer number (70399818).

Almost surely, 2^430221055 is an apocalyptic number.

430221055 is a deficient number, since it is larger than the sum of its proper divisors (132977489).

430221055 is a wasteful number, since it uses less digits than its factorization.

430221055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7822217.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 430221055 is about 20741.7707778290. The cubic root of 430221055 is about 754.9135494483.

Adding to 430221055 its reverse (550122034), we get a palindrome (980343089).

The spelling of 430221055 in words is "four hundred thirty million, two hundred twenty-one thousand, fifty-five".