115401332111 has 6 divisors (see below), whose sum is σ = 124961205960. Its totient is φ = 106524306408.

The previous prime is 115401332107. The next prime is 115401332113. The reversal of 115401332111 is 111233104511.

It is not a de Polignac number, because 115401332111 - 2² = 115401332107 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 (115401332113) 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, 341423891 + ... + 341424228.

It is an arithmetic number, because the mean of its divisors is an integer number (20826867660).

Almost surely, 2^115401332111 is an apocalyptic number.

115401332111 is a deficient number, since it is larger than the sum of its proper divisors (9559873849).

115401332111 is an equidigital number, since it uses as much as digits as its factorization.

115401332111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682848145 (or 682848132 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 23.

Adding to 115401332111 its reverse (111233104511), we get a palindrome (226634436622).

The spelling of 115401332111 in words is "one hundred fifteen billion, four hundred one million, three hundred thirty-two thousand, one hundred eleven".