421030134200 has 96 divisors (see below), whose sum is σ = 1060910326560. Its totient is φ = 154466956800.

The previous prime is 421030134157. The next prime is 421030134221. The reversal of 421030134200 is 2431030124.

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 23 ways as a sum of consecutive naturals, for example, 107516 + ... + 923915.

It is an arithmetic number, because the mean of its divisors is an integer number (11051149235).

Almost surely, 2^421030134200 is an apocalyptic number.

421030134200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

421030134200 is an abundant number, since it is smaller than the sum of its proper divisors (639880192360).

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

421030134200 is a wasteful number, since it uses less digits than its factorization.

421030134200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031617 (or 1031608 counting only the distinct ones).

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

Adding to 421030134200 its reverse (2431030124), we get a palindrome (423461164324).

The spelling of 421030134200 in words is "four hundred twenty-one billion, thirty million, one hundred thirty-four thousand, two hundred".