11100222120112 has 40 divisors (see below), whose sum is σ = 23022316209600. Its totient is φ = 5168881300032.

The previous prime is 11100222120101. The next prime is 11100222120151. The reversal of 11100222120112 is 21102122200111.

It is a super-2 number, since 2×11100222120112² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309421798 + ... + 309457669.

It is an arithmetic number, because the mean of its divisors is an integer number (575557905240).

Almost surely, 2^{11100222120112} is an apocalyptic number.

It is an amenable number.

11100222120112 is an abundant number, since it is smaller than the sum of its proper divisors (11922094089488).

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

11100222120112 is a wasteful number, since it uses less digits than its factorization.

11100222120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618879553 (or 618879547 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11100222120112 its reverse (21102122200111), we get a palindrome (32202344320223).

The spelling of 11100222120112 in words is "eleven trillion, one hundred billion, two hundred twenty-two million, one hundred twenty thousand, one hundred twelve".