1111242201 has 8 divisors (see below), whose sum is σ = 1521701184. Its totient is φ = 720805680.

The previous prime is 1111242199. The next prime is 1111242259. The reversal of 1111242201 is 1022421111.

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

It is not a de Polignac number, because 1111242201 - 2¹ = 1111242199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1111242001) 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, 5005485 + ... + 5005706.

It is an arithmetic number, because the mean of its divisors is an integer number (190212648).

Almost surely, 2^1111242201 is an apocalyptic number.

It is an amenable number.

1111242201 is a deficient number, since it is larger than the sum of its proper divisors (410458983).

1111242201 is a wasteful number, since it uses less digits than its factorization.

1111242201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10011231.

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 1111242201 is about 33335.2996236722. The cubic root of 1111242201 is about 1035.7848997259.

Adding to 1111242201 its reverse (1022421111), we get a palindrome (2133663312).

The spelling of 1111242201 in words is "one billion, one hundred eleven million, two hundred forty-two thousand, two hundred one".