115321022 has 4 divisors (see below), whose sum is σ = 172981536. Its totient is φ = 57660510.

The previous prime is 115321009. The next prime is 115321039. The reversal of 115321022 is 220123511.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 220123511 = 149 ⋅1477339.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28830254 + ... + 28830257.

It is an arithmetic number, because the mean of its divisors is an integer number (43245384).

Almost surely, 2^115321022 is an apocalyptic number.

115321022 is a deficient number, since it is larger than the sum of its proper divisors (57660514).

115321022 is an equidigital number, since it uses as much as digits as its factorization.

115321022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57660513.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 115321022 is about 10738.7625916583. The cubic root of 115321022 is about 486.7464889607.

Adding to 115321022 its reverse (220123511), we get a palindrome (335444533).

The spelling of 115321022 in words is "one hundred fifteen million, three hundred twenty-one thousand, twenty-two".