111101222212001 has 8 divisors (see below), whose sum is σ = 127005831089280. Its totient is φ = 95204864760768.

The previous prime is 111101222211989. The next prime is 111101222212031. The reversal of 111101222212001 is 100212222101111.

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

It is not a de Polignac number, because 111101222212001 - 2²⁶ = 111101155103137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111101222212031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2062827656 + ... + 2062881513.

It is an arithmetic number, because the mean of its divisors is an integer number (15875728886160).

Almost surely, 2^{111101222212001} is an apocalyptic number.

It is an amenable number.

111101222212001 is a deficient number, since it is larger than the sum of its proper divisors (15904608877279).

111101222212001 is an equidigital number, since it uses as much as digits as its factorization.

111101222212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4125713023.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111101222212001 its reverse (100212222101111), we get a palindrome (211313444313112).

The spelling of 111101222212001 in words is "one hundred eleven trillion, one hundred one billion, two hundred twenty-two million, two hundred twelve thousand, one".