11100222122122 has 8 divisors (see below), whose sum is σ = 19028952209376. Its totient is φ = 4757238052332.

The previous prime is 11100222122111. The next prime is 11100222122179. The reversal of 11100222122122 is 22122122200111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11100222122122.

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, 396436504348 + ... + 396436504375.

It is an arithmetic number, because the mean of its divisors is an integer number (2378619026172).

Almost surely, 2^{11100222122122} is an apocalyptic number.

11100222122122 is a deficient number, since it is larger than the sum of its proper divisors (7928730087254).

11100222122122 is an equidigital number, since it uses as much as digits as its factorization.

11100222122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792873008732.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11100222122122 its reverse (22122122200111), we get a palindrome (33222344322233).

The spelling of 11100222122122 in words is "eleven trillion, one hundred billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred twenty-two".