430121016 has 80 divisors (see below), whose sum is σ = 1297434600. Its totient is φ = 132342336.

The previous prime is 430120997. The next prime is 430121051. The reversal of 430121016 is 610121034.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 430121016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 17106 + ... + 33953.

Almost surely, 2^430121016 is an apocalyptic number.

It is an amenable number.

430121016 is an abundant number, since it is smaller than the sum of its proper divisors (867313584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

430121016 is a wasteful number, since it uses less digits than its factorization.

430121016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51090 (or 51077 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 430121016 is about 20739.3591029231. The cubic root of 430121016 is about 754.8550317397.

Adding to 430121016 its sum of digits (18), we get a palindrome (430121034).

The spelling of 430121016 in words is "four hundred thirty million, one hundred twenty-one thousand, sixteen".