203212420410412 has 48 divisors (see below), whose sum is σ = 414720730880512. Its totient is φ = 85329148291200.

The previous prime is 203212420410323. The next prime is 203212420410487. The reversal of 203212420410412 is 214014024212302.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328893318 + ... + 329510605.

Almost surely, 2^{203212420410412} is an apocalyptic number.

It is an amenable number.

203212420410412 is an abundant number, since it is smaller than the sum of its proper divisors (211508310470100).

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

203212420410412 is a wasteful number, since it uses less digits than its factorization.

203212420410412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658404158 (or 658404156 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 203212420410412 its reverse (214014024212302), we get a palindrome (417226444622714).

The spelling of 203212420410412 in words is "two hundred three trillion, two hundred twelve billion, four hundred twenty million, four hundred ten thousand, four hundred twelve".