4032321421420 has 12 divisors (see below), whose sum is σ = 8467874985024. Its totient is φ = 1612928568560.

The previous prime is 4032321421417. The next prime is 4032321421423. The reversal of 4032321421420 is 241241232304.

It is an interprime number because it is at equal distance from previous prime (4032321421417) and next prime (4032321421423).

It is not an unprimeable number, because it can be changed into a prime (4032321421423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100808035516 + ... + 100808035555.

It is an arithmetic number, because the mean of its divisors is an integer number (705656248752).

Almost surely, 2^{4032321421420} is an apocalyptic number.

It is an amenable number.

4032321421420 is an abundant number, since it is smaller than the sum of its proper divisors (4435553563604).

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

4032321421420 is a wasteful number, since it uses less digits than its factorization.

4032321421420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201616071080 (or 201616071078 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 4032321421420 its reverse (241241232304), we get a palindrome (4273562653724).

The spelling of 4032321421420 in words is "four trillion, thirty-two billion, three hundred twenty-one million, four hundred twenty-one thousand, four hundred twenty".