3231231211200 has 168 divisors, whose sum is σ = 10635005438608. Its totient is φ = 858908344320.

The previous prime is 3231231211193. The next prime is 3231231211297. The reversal of 3231231211200 is 21121321323.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 427044 + ... + 2577756.

Almost surely, 2^{3231231211200} is an apocalyptic number.

3231231211200 is a gapful number since it is divisible by the number (30) 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 3231231211200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5317502719304).

3231231211200 is an abundant number, since it is smaller than the sum of its proper divisors (7403774227408).

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

3231231211200 is a wasteful number, since it uses less digits than its factorization.

3231231211200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2151051 (or 2151036 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 3231231211200 its reverse (21121321323), we get a palindrome (3252352532523).

The spelling of 3231231211200 in words is "three trillion, two hundred thirty-one billion, two hundred thirty-one million, two hundred eleven thousand, two hundred".