111222022212001 has 8 divisors (see below), whose sum is σ = 113048912602944. Its totient is φ = 109395247258320.

The previous prime is 111222022211987. The next prime is 111222022212053. The reversal of 111222022212001 is 100212220222111.

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

It is a cyclic number.

It is not a de Polignac number, because 111222022212001 - 2¹⁷ = 111222022080929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111222022212001.

It is not an unprimeable number, because it can be changed into a prime (111222022212701) by changing a digit.

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, 26915455 + ... + 30771508.

It is an arithmetic number, because the mean of its divisors is an integer number (14131114075368).

Almost surely, 2^{111222022212001} is an apocalyptic number.

It is an amenable number.

111222022212001 is a deficient number, since it is larger than the sum of its proper divisors (1826890390943).

111222022212001 is an equidigital number, since it uses as much as digits as its factorization.

111222022212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57718631.

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

Adding to 111222022212001 its reverse (100212220222111), we get a palindrome (211434242434112).

The spelling of 111222022212001 in words is "one hundred eleven trillion, two hundred twenty-two billion, twenty-two million, two hundred twelve thousand, one".