11212202211122 has 16 divisors (see below), whose sum is σ = 18352728358272. Its totient is φ = 5094931001520.

The previous prime is 11212202211097. The next prime is 11212202211127. The reversal of 11212202211122 is 22111220221211.

It is a junction number, because it is equal to n+sod(n) for n = 11212202211094 and 11212202211103.

It is not an unprimeable number, because it can be changed into a prime (11212202211127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76152233 + ... + 76299324.

It is an arithmetic number, because the mean of its divisors is an integer number (1147045522392).

Almost surely, 2^{11212202211122} is an apocalyptic number.

11212202211122 is a deficient number, since it is larger than the sum of its proper divisors (7140526147150).

11212202211122 is a wasteful number, since it uses less digits than its factorization.

11212202211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152454913.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 11212202211122 its reverse (22111220221211), we get a palindrome (33323422432333).

The spelling of 11212202211122 in words is "eleven trillion, two hundred twelve billion, two hundred two million, two hundred eleven thousand, one hundred twenty-two".