11111112201200 has 60 divisors (see below), whose sum is σ = 29121214989768. Its totient is φ = 4040404435200.

The previous prime is 11111112201197. The next prime is 11111112201257. The reversal of 11111112201200 is 210221111111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1262621987 + ... + 1262630786.

Almost surely, 2^{11111112201200} is an apocalyptic number.

11111112201200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11111112201200 is an abundant number, since it is smaller than the sum of its proper divisors (18010102788568).

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

11111112201200 is a wasteful number, since it uses less digits than its factorization.

11111112201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2525252802 (or 2525252791 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11111112201200 its reverse (210221111111), we get a palindrome (11321333312311).

The spelling of 11111112201200 in words is "eleven trillion, one hundred eleven billion, one hundred twelve million, two hundred one thousand, two hundred".