1111120221200 has 120 divisors (see below), whose sum is σ = 2983173502176. Its totient is φ = 394188928000.

The previous prime is 1111120221193. The next prime is 1111120221259. The reversal of 1111120221200 is 21220211111.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2899202 + ... + 3260001.

Almost surely, 2^{1111120221200} is an apocalyptic number.

1111120221200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111120221200 is an abundant number, since it is smaller than the sum of its proper divisors (1872053280976).

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

1111120221200 is a wasteful number, since it uses less digits than its factorization.

1111120221200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6159273 (or 6159262 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1111120221200 its reverse (21220211111), we get a palindrome (1132340432311).

The spelling of 1111120221200 in words is "one trillion, one hundred eleven billion, one hundred twenty million, two hundred twenty-one thousand, two hundred".