412321421020 has 48 divisors (see below), whose sum is σ = 879085025280. Its totient is φ = 162413976384.

The previous prime is 412321420937. The next prime is 412321421021. The reversal of 412321421020 is 20124123214.

It is a junction number, because it is equal to n+sod(n) for n = 412321420982 and 412321421000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412321421021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4195201 + ... + 4292359.

It is an arithmetic number, because the mean of its divisors is an integer number (18314271360).

Almost surely, 2^412321421020 is an apocalyptic number.

It is an amenable number.

412321421020 is an abundant number, since it is smaller than the sum of its proper divisors (466763604260).

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

412321421020 is a wasteful number, since it uses less digits than its factorization.

412321421020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100402 (or 100400 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 412321421020 its reverse (20124123214), we get a palindrome (432445544234).

The spelling of 412321421020 in words is "four hundred twelve billion, three hundred twenty-one million, four hundred twenty-one thousand, twenty".