112211211121002 has 96 divisors (see below), whose sum is σ = 295485543475200. Its totient is φ = 30042677067264.

The previous prime is 112211211120979. The next prime is 112211211121003. The reversal of 112211211121002 is 200121112112211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (112211211121003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 113889802 + ... + 114870837.

It is an arithmetic number, because the mean of its divisors is an integer number (3077974411200).

Almost surely, 2^{112211211121002} is an apocalyptic number.

112211211121002 is an abundant number, since it is smaller than the sum of its proper divisors (183274332354198).

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

112211211121002 is a wasteful number, since it uses less digits than its factorization.

112211211121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228760900 (or 228760897 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 112211211121002 its reverse (200121112112211), we get a palindrome (312332323233213).

The spelling of 112211211121002 in words is "one hundred twelve trillion, two hundred eleven billion, two hundred eleven million, one hundred twenty-one thousand, two".