111001120201 has 8 divisors (see below), whose sum is σ = 111703600008. Its totient is φ = 110300640000.

The previous prime is 111001120183. The next prime is 111001120253. The reversal of 111001120201 is 102021100111.

It can be written as a sum of positive squares in 4 ways, for example, as 10924430400 + 100076689801 = 104520^2 + 316349^2 .

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 111001120201 - 2¹⁵ = 111001087433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111001120301) 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, 388450 + ... + 610651.

It is an arithmetic number, because the mean of its divisors is an integer number (13962950001).

Almost surely, 2^111001120201 is an apocalyptic number.

It is an amenable number.

111001120201 is a deficient number, since it is larger than the sum of its proper divisors (702479807).

111001120201 is an equidigital number, since it uses as much as digits as its factorization.

111001120201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999803.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 111001120201 its reverse (102021100111), we get a palindrome (213022220312).

The spelling of 111001120201 in words is "one hundred eleven billion, one million, one hundred twenty thousand, two hundred one".