3201111201200 has 240 divisors, whose sum is σ = 8480808086400. Its totient is φ = 1151485132800.

The previous prime is 3201111201173. The next prime is 3201111201269. The reversal of 3201111201200 is 21021111023.

It is a super-2 number, since 2×3201111201200² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 151996271 + ... + 152017329.

It is an arithmetic number, because the mean of its divisors is an integer number (35336700360).

Almost surely, 2^{3201111201200} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3201111201200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4240404043200).

3201111201200 is an abundant number, since it is smaller than the sum of its proper divisors (5279696885200).

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

3201111201200 is a wasteful number, since it uses less digits than its factorization.

3201111201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21460 (or 21449 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 3201111201200 its reverse (21021111023), we get a palindrome (3222132312223).

It can be divided in two parts, 32011 and 11201200, that added together give a palindrome (11233211).

The spelling of 3201111201200 in words is "three trillion, two hundred one billion, one hundred eleven million, two hundred one thousand, two hundred".