116243001311 has 4 divisors (see below), whose sum is σ = 116572301952. Its totient is φ = 115913700672.

The previous prime is 116243001307. The next prime is 116243001317. The reversal of 116243001311 is 113100342611.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 113100342611 = 229 ⋅493887959.

It is not a de Polignac number, because 116243001311 - 2² = 116243001307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116243001317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164649791 + ... + 164650496.

It is an arithmetic number, because the mean of its divisors is an integer number (29143075488).

Almost surely, 2^116243001311 is an apocalyptic number.

116243001311 is a deficient number, since it is larger than the sum of its proper divisors (329300641).

116243001311 is an equidigital number, since it uses as much as digits as its factorization.

116243001311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329300640.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 116243001311 its reverse (113100342611), we get a palindrome (229343343922).

The spelling of 116243001311 in words is "one hundred sixteen billion, two hundred forty-three million, one thousand, three hundred eleven".