11121102212202 has 128 divisors (see below), whose sum is σ = 24930552729600. Its totient is φ = 3674638994688.

The previous prime is 11121102212201. The next prime is 11121102212221. The reversal of 11121102212202 is 20221220112111.

11121102212202 is a `hidden beast` number, since 1 + 11 + 211 + 0 + 221 + 220 + 2 = 666.

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 (11121102212201) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6258357138 + ... + 6258358914.

It is an arithmetic number, because the mean of its divisors is an integer number (194769943200).

Almost surely, 2^{11121102212202} is an apocalyptic number.

11121102212202 is an abundant number, since it is smaller than the sum of its proper divisors (13809450517398).

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

11121102212202 is a wasteful number, since it uses less digits than its factorization.

11121102212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3657 (or 3651 counting only the distinct ones).

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

Adding to 11121102212202 its reverse (20221220112111), we get a palindrome (31342322324313).

The spelling of 11121102212202 in words is "eleven trillion, one hundred twenty-one billion, one hundred two million, two hundred twelve thousand, two hundred two".