111201002201212 has 288 divisors, whose sum is σ = 252652877568000. Its totient is φ = 42332176373760.

The previous prime is 111201002201209. The next prime is 111201002201227. The reversal of 111201002201212 is 212102200102111.

It is a congruent number.

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 95 ways as a sum of consecutive naturals, for example, 42622076964 + ... + 42622079572.

It is an arithmetic number, because the mean of its divisors is an integer number (877266936000).

Almost surely, 2^{111201002201212} 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 111201002201212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126326438784000).

111201002201212 is an abundant number, since it is smaller than the sum of its proper divisors (141451875366788).

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

111201002201212 is a wasteful number, since it uses less digits than its factorization.

111201002201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4089 (or 4080 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111201002201212 its reverse (212102200102111), we get a palindrome (323303202303323).

The spelling of 111201002201212 in words is "one hundred eleven trillion, two hundred one billion, two million, two hundred one thousand, two hundred twelve".