201212004000 has 384 divisors, whose sum is σ = 786099105792. Its totient is φ = 43991270400.

The previous prime is 201212003963. The next prime is 201212004041. The reversal of 201212004000 is 400212102.

201212004000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1879927 + ... + 1984073.

It is an arithmetic number, because the mean of its divisors is an integer number (2047133088).

Almost surely, 2^201212004000 is an apocalyptic number.

201212004000 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 201212004000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (393049552896).

201212004000 is an abundant number, since it is smaller than the sum of its proper divisors (584887101792).

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

201212004000 is a wasteful number, since it uses less digits than its factorization.

201212004000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104205 (or 104187 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 201212004000 its reverse (400212102), we get a palindrome (201612216102).

The spelling of 201212004000 in words is "two hundred one billion, two hundred twelve million, four thousand".