421320203404112 has 20 divisors (see below), whose sum is σ = 833676147162816. Its totient is φ = 206177971878240.

The previous prime is 421320203404099. The next prime is 421320203404123. The reversal of 421320203404112 is 211404302023124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280133113214 + ... + 280133114717.

Almost surely, 2^{421320203404112} is an apocalyptic number.

It is an amenable number.

421320203404112 is a deficient number, since it is larger than the sum of its proper divisors (412355943758704).

421320203404112 is a wasteful number, since it uses less digits than its factorization.

421320203404112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560266227986 (or 560266227980 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 421320203404112 its reverse (211404302023124), we get a palindrome (632724505427236).

The spelling of 421320203404112 in words is "four hundred twenty-one trillion, three hundred twenty billion, two hundred three million, four hundred four thousand, one hundred twelve".