12111110222202 has 48 divisors (see below), whose sum is σ = 26270050820832. Its totient is φ = 4032527937120.

The previous prime is 12111110222177. The next prime is 12111110222227. The reversal of 12111110222202 is 20222201111121.

12111110222202 is a `hidden beast` number, since 121 + 11 + 110 + 222 + 202 = 666.

12111110222202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12111110222177) and next prime (12111110222227).

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

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, 269610648 + ... + 269655564.

It is an arithmetic number, because the mean of its divisors is an integer number (547292725434).

Almost surely, 2^{12111110222202} is an apocalyptic number.

12111110222202 is an abundant number, since it is smaller than the sum of its proper divisors (14158940598630).

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

12111110222202 is a wasteful number, since it uses less digits than its factorization.

12111110222202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61323 (or 61320 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 12111110222202 its reverse (20222201111121), we get a palindrome (32333311333323).

The spelling of 12111110222202 in words is "twelve trillion, one hundred eleven billion, one hundred ten million, two hundred twenty-two thousand, two hundred two".