20413421003000 has 64 divisors (see below), whose sum is σ = 48878275137120. Its totient is φ = 7975476096000.

The previous prime is 20413421002999. The next prime is 20413421003021. The reversal of 20413421003000 is 30012431402.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

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, 237322361 + ... + 237408360.

Almost surely, 2^{20413421003000} is an apocalyptic number.

20413421003000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20413421003000 is an abundant number, since it is smaller than the sum of its proper divisors (28464854134120).

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

20413421003000 is a wasteful number, since it uses less digits than its factorization.

20413421003000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474730785 (or 474730771 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 20413421003000 its reverse (30012431402), we get a palindrome (20443433434402).

The spelling of 20413421003000 in words is "twenty trillion, four hundred thirteen billion, four hundred twenty-one million, three thousand".