11120312201 has 8 divisors (see below), whose sum is σ = 11235537864. Its totient is φ = 11005187200.

The previous prime is 11120312197. The next prime is 11120312213. The reversal of 11120312201 is 10221302111.

It can be written as a sum of positive squares in 4 ways, for example, as 4392375625 + 6727936576 = 66275^2 + 82024^2 .

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 11120312201 - 2² = 11120312197 is a prime.

It is a super-2 number, since 2×11120312201² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11120312701) 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, 208031 + ... + 255963.

It is an arithmetic number, because the mean of its divisors is an integer number (1404442233).

Almost surely, 2^11120312201 is an apocalyptic number.

It is an amenable number.

11120312201 is a deficient number, since it is larger than the sum of its proper divisors (115225663).

11120312201 is a wasteful number, since it uses less digits than its factorization.

11120312201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50331.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11120312201 its reverse (10221302111), we get a palindrome (21341614312).

The spelling of 11120312201 in words is "eleven billion, one hundred twenty million, three hundred twelve thousand, two hundred one".