11110222122112 has 32 divisors (see below), whose sum is σ = 23095978058880. Its totient is φ = 5313584491776.

The previous prime is 11110222122101. The next prime is 11110222122137. The reversal of 11110222122112 is 21122122201111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 11110222122112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1886923368 + ... + 1886929255.

It is an arithmetic number, because the mean of its divisors is an integer number (721749314340).

Almost surely, 2^{11110222122112} is an apocalyptic number.

It is an amenable number.

11110222122112 is an abundant number, since it is smaller than the sum of its proper divisors (11985755936768).

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

11110222122112 is an equidigital number, since it uses as much as digits as its factorization.

11110222122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3773852660 (or 3773852648 counting only the distinct ones).

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

Adding to 11110222122112 its reverse (21122122201111), we get a palindrome (32232344323223).

The spelling of 11110222122112 in words is "eleven trillion, one hundred ten billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred twelve".