11221211200112 has 20 divisors (see below), whose sum is σ = 22003037626920. Its totient is φ = 5543007941568.

The previous prime is 11221211200103. The next prime is 11221211200123. The reversal of 11221211200112 is 21100211212211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4224852287 + ... + 4224854942.

It is an arithmetic number, because the mean of its divisors is an integer number (1100151881346).

Almost surely, 2^{11221211200112} is an apocalyptic number.

It is an amenable number.

11221211200112 is a deficient number, since it is larger than the sum of its proper divisors (10781826426808).

11221211200112 is an equidigital number, since it uses as much as digits as its factorization.

11221211200112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8449707320 (or 8449707314 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11221211200112 its reverse (21100211212211), we get a palindrome (32321422412323).

The spelling of 11221211200112 in words is "eleven trillion, two hundred twenty-one billion, two hundred eleven million, two hundred thousand, one hundred twelve".