434123221212 has 18 divisors (see below), whose sum is σ = 1097367031488. Its totient is φ = 144707740392.

The previous prime is 434123221177. The next prime is 434123221297. The reversal of 434123221212 is 212122321434.

434123221212 is a `hidden beast` number, since 4 + 3 + 412 + 3 + 221 + 21 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6029489148 + ... + 6029489219.

Almost surely, 2^434123221212 is an apocalyptic number.

It is an amenable number.

434123221212 is an abundant number, since it is smaller than the sum of its proper divisors (663243810276).

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

434123221212 is a wasteful number, since it uses less digits than its factorization.

434123221212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12058978377 (or 12058978372 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

Adding to 434123221212 its reverse (212122321434), we get a palindrome (646245542646).

The spelling of 434123221212 in words is "four hundred thirty-four billion, one hundred twenty-three million, two hundred twenty-one thousand, two hundred twelve".