201402324421000 has 256 divisors, whose sum is σ = 491423542272000. Its totient is φ = 77206135219200.

The previous prime is 201402324420991. The next prime is 201402324421013. The reversal of 201402324421000 is 124423204102.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 490733881 + ... + 491144119.

It is an arithmetic number, because the mean of its divisors is an integer number (1919623212000).

Almost surely, 2^{201402324421000} is an apocalyptic number.

201402324421000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201402324421000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245711771136000).

201402324421000 is an abundant number, since it is smaller than the sum of its proper divisors (290021217851000).

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

201402324421000 is a wasteful number, since it uses less digits than its factorization.

201402324421000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410529 (or 410515 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 201402324421000 its reverse (124423204102), we get a palindrome (201526747625102).

The spelling of 201402324421000 in words is "two hundred one trillion, four hundred two billion, three hundred twenty-four million, four hundred twenty-one thousand".