111668141075 has 6 divisors (see below), whose sum is σ = 138468494964. Its totient is φ = 89334512840.

The previous prime is 111668141071. The next prime is 111668141107. The reversal of 111668141075 is 570141866111.

It is not a de Polignac number, because 111668141075 - 2² = 111668141071 is a prime.

It is a super-2 number, since 2×111668141075² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111668141071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2233362797 + ... + 2233362846.

It is an arithmetic number, because the mean of its divisors is an integer number (23078082494).

Almost surely, 2^111668141075 is an apocalyptic number.

111668141075 is a deficient number, since it is larger than the sum of its proper divisors (26800353889).

111668141075 is an equidigital number, since it uses as much as digits as its factorization.

111668141075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4466725653 (or 4466725648 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 41.

The spelling of 111668141075 in words is "one hundred eleven billion, six hundred sixty-eight million, one hundred forty-one thousand, seventy-five".