434442212021 has 8 divisors (see below), whose sum is σ = 454103302464. Its totient is φ = 414845479840.

The previous prime is 434442211991. The next prime is 434442212047. The reversal of 434442212021 is 120212244434.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 434442212021 - 2³⁴ = 417262342837 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434442212621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16075760 + ... + 16102761.

It is an arithmetic number, because the mean of its divisors is an integer number (56762912808).

Almost surely, 2^434442212021 is an apocalyptic number.

It is an amenable number.

434442212021 is a deficient number, since it is larger than the sum of its proper divisors (19661090443).

434442212021 is a wasteful number, since it uses less digits than its factorization.

434442212021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32179131.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 434442212021 its reverse (120212244434), we get a palindrome (554654456455).

The spelling of 434442212021 in words is "four hundred thirty-four billion, four hundred forty-two million, two hundred twelve thousand, twenty-one".