115020200345 has 32 divisors (see below), whose sum is σ = 151062278400. Its totient is φ = 83739591936.

The previous prime is 115020200341. The next prime is 115020200369. The reversal of 115020200345 is 543002020511.

It is not a de Polignac number, because 115020200345 - 2² = 115020200341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115020200345.

It is not an unprimeable number, because it can be changed into a prime (115020200341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 436772 + ... + 648698.

It is an arithmetic number, because the mean of its divisors is an integer number (4720696200).

Almost surely, 2^115020200345 is an apocalyptic number.

It is an amenable number.

115020200345 is a deficient number, since it is larger than the sum of its proper divisors (36042078055).

115020200345 is a wasteful number, since it uses less digits than its factorization.

115020200345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212177.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 115020200345 its reverse (543002020511), we get a palindrome (658022220856).

The spelling of 115020200345 in words is "one hundred fifteen billion, twenty million, two hundred thousand, three hundred forty-five".