11212202011122 has 96 divisors (see below), whose sum is σ = 27802343522304. Its totient is φ = 3199012034400.

The previous prime is 11212202011117. The next prime is 11212202011163. The reversal of 11212202011122 is 22111020221211.

11212202011122 is a `hidden beast` number, since 1 + 121 + 220 + 201 + 1 + 122 = 666.

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 = 11212202011095 and 11212202011104.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 441569047 + ... + 441594437.

It is an arithmetic number, because the mean of its divisors is an integer number (289607745024).

Almost surely, 2^{11212202011122} is an apocalyptic number.

11212202011122 is an abundant number, since it is smaller than the sum of its proper divisors (16590141511182).

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

11212202011122 is a wasteful number, since it uses less digits than its factorization.

11212202011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30164 (or 30161 counting only the distinct ones).

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

Adding to 11212202011122 its reverse (22111020221211), we get a palindrome (33323222232333).

The spelling of 11212202011122 in words is "eleven trillion, two hundred twelve billion, two hundred two million, eleven thousand, one hundred twenty-two".