11570101243 has 16 divisors (see below), whose sum is σ = 12563493120. Its totient is φ = 10617772896.

The previous prime is 11570101211. The next prime is 11570101253. The reversal of 11570101243 is 34210107511.

It is a cyclic number.

It is not a de Polignac number, because 11570101243 - 2⁵ = 11570101211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11570101253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123330 + ... + 195832.

It is an arithmetic number, because the mean of its divisors is an integer number (785218320).

Almost surely, 2^11570101243 is an apocalyptic number.

11570101243 is a deficient number, since it is larger than the sum of its proper divisors (993391877).

11570101243 is a wasteful number, since it uses less digits than its factorization.

11570101243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72786.

The product of its (nonzero) digits is 840, while the sum is 25.

Adding to 11570101243 its reverse (34210107511), we get a palindrome (45780208754).

The spelling of 11570101243 in words is "eleven billion, five hundred seventy million, one hundred one thousand, two hundred forty-three".