11100010121112 has 32 divisors (see below), whose sum is σ = 30272754876480. Its totient is φ = 3363639430560.

The previous prime is 11100010121111. The next prime is 11100010121113. The reversal of 11100010121112 is 21112101000111.

It is an interprime number because it is at equal distance from previous prime (11100010121111) and next prime (11100010121113).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100010121111) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 21022746178 + ... + 21022746705.

It is an arithmetic number, because the mean of its divisors is an integer number (946023589890).

Almost surely, 2^{11100010121112} is an apocalyptic number.

11100010121112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11100010121112 is an abundant number, since it is smaller than the sum of its proper divisors (19172744755368).

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

11100010121112 is a wasteful number, since it uses less digits than its factorization.

11100010121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42045492903 (or 42045492899 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11100010121112 its reverse (21112101000111), we get a palindrome (32212111121223).

The spelling of 11100010121112 in words is "eleven trillion, one hundred billion, ten million, one hundred twenty-one thousand, one hundred twelve".