116601123131 has 8 divisors (see below), whose sum is σ = 117939240000. Its totient is φ = 115263628480.

The previous prime is 116601123103. The next prime is 116601123181. The reversal of 116601123131 is 131321106611.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 116601123131 - 2¹⁰ = 116601122107 is a prime.

It is a super-2 number, since 2×116601123131² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 116601123131.

It is not an unprimeable number, because it can be changed into a prime (116601123101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226745 + ... + 533493.

It is an arithmetic number, because the mean of its divisors is an integer number (14742405000).

Almost surely, 2^116601123131 is an apocalyptic number.

116601123131 is a deficient number, since it is larger than the sum of its proper divisors (1338116869).

116601123131 is an equidigital number, since it uses as much as digits as its factorization.

116601123131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311109.

The product of its (nonzero) digits is 648, while the sum is 26.

Adding to 116601123131 its reverse (131321106611), we get a palindrome (247922229742).

The spelling of 116601123131 in words is "one hundred sixteen billion, six hundred one million, one hundred twenty-three thousand, one hundred thirty-one".