200432212421 has 32 divisors (see below), whose sum is σ = 234769632768. Its totient is φ = 167562120960.

The previous prime is 200432212369. The next prime is 200432212441. The reversal of 200432212421 is 124212234002.

It is a cyclic number.

It is not a de Polignac number, because 200432212421 - 2¹⁴ = 200432196037 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 (200432212441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52785095 + ... + 52788891.

It is an arithmetic number, because the mean of its divisors is an integer number (7336551024).

Almost surely, 2^200432212421 is an apocalyptic number.

It is an amenable number.

200432212421 is a deficient number, since it is larger than the sum of its proper divisors (34337420347).

200432212421 is a wasteful number, since it uses less digits than its factorization.

200432212421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4661.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 200432212421 its reverse (124212234002), we get a palindrome (324644446423).

The spelling of 200432212421 in words is "two hundred billion, four hundred thirty-two million, two hundred twelve thousand, four hundred twenty-one".