111001200222001 has 8 divisors (see below), whose sum is σ = 115827628002624. Its totient is φ = 106174796494800.

The previous prime is 111001200221981. The next prime is 111001200222013. The reversal of 111001200222001 is 100222002100111.

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 111001200222001 - 2¹³ = 111001200213809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111001200222701) 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, 3754455 + ... + 15365491.

It is an arithmetic number, because the mean of its divisors is an integer number (14478453500328).

Almost surely, 2^{111001200222001} is an apocalyptic number.

It is an amenable number.

111001200222001 is a deficient number, since it is larger than the sum of its proper divisors (4826427780623).

111001200222001 is a wasteful number, since it uses less digits than its factorization.

111001200222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12026711.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111001200222001 its reverse (100222002100111), we get a palindrome (211223202322112).

It can be divided in two parts, 111001 and 200222001, that added together give a palindrome (200333002).

The spelling of 111001200222001 in words is "one hundred eleven trillion, one billion, two hundred million, two hundred twenty-two thousand, one".