115214522321 has 16 divisors (see below), whose sum is σ = 118802360448. Its totient is φ = 111682838400.

The previous prime is 115214522317. The next prime is 115214522329. The reversal of 115214522321 is 123225412511.

It is a cyclic number.

It is not a de Polignac number, because 115214522321 - 2² = 115214522317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115214522329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15011741 + ... + 15019413.

It is an arithmetic number, because the mean of its divisors is an integer number (7425147528).

Almost surely, 2^115214522321 is an apocalyptic number.

It is an amenable number.

115214522321 is a deficient number, since it is larger than the sum of its proper divisors (3587838127).

115214522321 is an equidigital number, since it uses as much as digits as its factorization.

115214522321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11272.

The product of its digits is 4800, while the sum is 29.

Adding to 115214522321 its reverse (123225412511), we get a palindrome (238439934832).

The spelling of 115214522321 in words is "one hundred fifteen billion, two hundred fourteen million, five hundred twenty-two thousand, three hundred twenty-one".