115520022 has 12 divisors (see below), whose sum is σ = 250293420. Its totient is φ = 38506668.

The previous prime is 115520011. The next prime is 115520023. The reversal of 115520022 is 220025511.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6417779 = 115520022 / (1 + 1 + 5 + 5 + 2 + 0 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 115519977 and 115520004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115520023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3208872 + ... + 3208907.

It is an arithmetic number, because the mean of its divisors is an integer number (20857785).

Almost surely, 2^115520022 is an apocalyptic number.

115520022 is an abundant number, since it is smaller than the sum of its proper divisors (134773398).

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

115520022 is a wasteful number, since it uses less digits than its factorization.

115520022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6417787 (or 6417784 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 115520022 is about 10748.0240974795. The cubic root of 115520022 is about 487.0263075259.

Adding to 115520022 its reverse (220025511), we get a palindrome (335545533).

The spelling of 115520022 in words is "one hundred fifteen million, five hundred twenty thousand, twenty-two".