115522223320 has 64 divisors (see below), whose sum is σ = 297590863680. Its totient is φ = 39536457216.

The previous prime is 115522223281. The next prime is 115522223321. The reversal of 115522223320 is 23322225511.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115522223321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214399 + ... + 526318.

It is an arithmetic number, because the mean of its divisors is an integer number (4649857245).

Almost surely, 2^115522223320 is an apocalyptic number.

115522223320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115522223320 is an abundant number, since it is smaller than the sum of its proper divisors (182068640360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115522223320 is a wasteful number, since it uses less digits than its factorization.

115522223320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741292 (or 741288 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 115522223320 its reverse (23322225511), we get a palindrome (138844448831).

The spelling of 115522223320 in words is "one hundred fifteen billion, five hundred twenty-two million, two hundred twenty-three thousand, three hundred twenty".