115113123211 has 8 divisors (see below), whose sum is σ = 118078186160. Its totient is φ = 112161151872.

The previous prime is 115113123197. The next prime is 115113123221. The reversal of 115113123211 is 112321311511.

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 115113123211 - 2¹¹ = 115113121163 is a prime.

It is a super-2 number, since 2×115113123211² (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 (115113123221) 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, 3255090 + ... + 3290263.

It is an arithmetic number, because the mean of its divisors is an integer number (14759773270).

Almost surely, 2^115113123211 is an apocalyptic number.

115113123211 is a deficient number, since it is larger than the sum of its proper divisors (2965062949).

115113123211 is an equidigital number, since it uses as much as digits as its factorization.

115113123211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6545805.

The product of its digits is 180, while the sum is 22.

Adding to 115113123211 its reverse (112321311511), we get a palindrome (227434434722).

The spelling of 115113123211 in words is "one hundred fifteen billion, one hundred thirteen million, one hundred twenty-three thousand, two hundred eleven".