434201033421 has 12 divisors (see below), whose sum is σ = 627473610400. Its totient is φ = 289331506440.

The previous prime is 434201033407. The next prime is 434201033429. The reversal of 434201033421 is 124330102434.

434201033421 is a `hidden beast` number, since 4 + 3 + 4 + 201 + 0 + 33 + 421 = 666.

It is not a de Polignac number, because 434201033421 - 2⁵ = 434201033389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434201033429) 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, 11300521 + ... + 11338878.

Almost surely, 2^434201033421 is an apocalyptic number.

It is an amenable number.

434201033421 is a deficient number, since it is larger than the sum of its proper divisors (193272576979).

434201033421 is a wasteful number, since it uses less digits than its factorization.

434201033421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22641536 (or 22641533 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 434201033421 its reverse (124330102434), we get a palindrome (558531135855).

The spelling of 434201033421 in words is "four hundred thirty-four billion, two hundred one million, thirty-three thousand, four hundred twenty-one".