11111242035 has 32 divisors (see below), whose sum is σ = 18405043200. Its totient is φ = 5720433408.

The previous prime is 11111242031. The next prime is 11111242061. The reversal of 11111242035 is 53024211111.

It is not a de Polignac number, because 11111242035 - 2² = 11111242031 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11111242031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56485 + ... + 159414.

It is an arithmetic number, because the mean of its divisors is an integer number (575157600).

Almost surely, 2^11111242035 is an apocalyptic number.

11111242035 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11111242035 is a deficient number, since it is larger than the sum of its proper divisors (7293801165).

11111242035 is a wasteful number, since it uses less digits than its factorization.

11111242035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216027.

The product of its (nonzero) digits is 240, while the sum is 21.

Adding to 11111242035 its reverse (53024211111), we get a palindrome (64135453146).

The spelling of 11111242035 in words is "eleven billion, one hundred eleven million, two hundred forty-two thousand, thirty-five".