111650500011 has 32 divisors (see below), whose sum is σ = 151608038400. Its totient is φ = 73078498944.

The previous prime is 111650499967. The next prime is 111650500061. The reversal of 111650500011 is 110005056111.

It is a happy number.

It is not a de Polignac number, because 111650500011 - 2¹³ = 111650491819 is a prime.

It is a super-2 number, since 2×111650500011² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111650500061) 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, 18013765 + ... + 18019961.

It is an arithmetic number, because the mean of its divisors is an integer number (4737751200).

Almost surely, 2^111650500011 is an apocalyptic number.

111650500011 is a deficient number, since it is larger than the sum of its proper divisors (39957538389).

111650500011 is a wasteful number, since it uses less digits than its factorization.

111650500011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6795.

The product of its (nonzero) digits is 150, while the sum is 21.

Adding to 111650500011 its reverse (110005056111), we get a palindrome (221655556122).

The spelling of 111650500011 in words is "one hundred eleven billion, six hundred fifty million, five hundred thousand, eleven".