11240121211102 has 48 divisors (see below), whose sum is σ = 19952040019968. Its totient is φ = 4734597556080.

The previous prime is 11240121211093. The next prime is 11240121211103. The reversal of 11240121211102 is 20111212104211.

It is a self number, because there is not a number n which added to its sum of digits gives 11240121211102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11240121211103) 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 23 ways as a sum of consecutive naturals, for example, 2888424 + ... + 5551867.

It is an arithmetic number, because the mean of its divisors is an integer number (415667500416).

Almost surely, 2^{11240121211102} is an apocalyptic number.

11240121211102 is a deficient number, since it is larger than the sum of its proper divisors (8711918808866).

11240121211102 is a wasteful number, since it uses less digits than its factorization.

11240121211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8440541 (or 8440534 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 11240121211102 its reverse (20111212104211), we get a palindrome (31351333315313).

The spelling of 11240121211102 in words is "eleven trillion, two hundred forty billion, one hundred twenty-one million, two hundred eleven thousand, one hundred two".