12011022102222 has 96 divisors (see below), whose sum is σ = 30888702280800. Its totient is φ = 3325090037760.

The previous prime is 12011022102217. The next prime is 12011022102227. The reversal of 12011022102222 is 22220122011021.

It is a happy number.

12011022102222 is a `hidden beast` number, since 120 + 110 + 2 + 210 + 2 + 222 = 666.

It is an interprime number because it is at equal distance from previous prime (12011022102217) and next prime (12011022102227).

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

It is a junction number, because it is equal to n+sod(n) for n = 12011022102195 and 12011022102204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011022102227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23803347 + ... + 24302702.

It is an arithmetic number, because the mean of its divisors is an integer number (321757315425).

Almost surely, 2^{12011022102222} is an apocalyptic number.

12011022102222 is an abundant number, since it is smaller than the sum of its proper divisors (18877680178578).

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

12011022102222 is a wasteful number, since it uses less digits than its factorization.

12011022102222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48106178 (or 48106175 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12011022102222 its reverse (22220122011021), we get a palindrome (34231144113243).

The spelling of 12011022102222 in words is "twelve trillion, eleven billion, twenty-two million, one hundred two thousand, two hundred twenty-two".