11101225104012 has 48 divisors (see below), whose sum is σ = 27268265203200. Its totient is φ = 3508197842688.

The previous prime is 11101225103981. The next prime is 11101225104041. The reversal of 11101225104012 is 21040152210111.

It is a super-2 number, since 2×11101225104012² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11101225104012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177941512 + ... + 178003887.

It is an arithmetic number, because the mean of its divisors is an integer number (568088858400).

Almost surely, 2^{11101225104012} is an apocalyptic number.

11101225104012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11101225104012 is an abundant number, since it is smaller than the sum of its proper divisors (16167040099188).

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

11101225104012 is a wasteful number, since it uses less digits than its factorization.

11101225104012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355945542 (or 355945540 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 21.

Adding to 11101225104012 its reverse (21040152210111), we get a palindrome (32141377314123).

The spelling of 11101225104012 in words is "eleven trillion, one hundred one billion, two hundred twenty-five million, one hundred four thousand, twelve".