430034240400021 has 12 divisors (see below), whose sum is σ = 625902253204800. Its totient is φ = 284501024182440.

The previous prime is 430034240400001. The next prime is 430034240400041. The reversal of 430034240400021 is 120004042430034.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (430034240400001) and next prime (430034240400041).

It is not a de Polignac number, because 430034240400021 - 2²⁵ = 430034206845589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (430034240400001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 182372450221 + ... + 182372452578.

It is an arithmetic number, because the mean of its divisors is an integer number (52158521100400).

Almost surely, 2^{430034240400021} is an apocalyptic number.

It is an amenable number.

430034240400021 is a deficient number, since it is larger than the sum of its proper divisors (195868012804779).

430034240400021 is a wasteful number, since it uses less digits than its factorization.

430034240400021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364744902936 (or 364744902933 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 430034240400021 its reverse (120004042430034), we get a palindrome (550038282830055).

The spelling of 430034240400021 in words is "four hundred thirty trillion, thirty-four billion, two hundred forty million, four hundred thousand, twenty-one".