118522101 has 16 divisors (see below), whose sum is σ = 165326400. Its totient is φ = 75427968.

The previous prime is 118522097. The next prime is 118522139. The reversal of 118522101 is 101225811.

It is not a de Polignac number, because 118522101 - 2² = 118522097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118522301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90 + ... + 15396.

It is an arithmetic number, because the mean of its divisors is an integer number (10332900).

Almost surely, 2^118522101 is an apocalyptic number.

It is an amenable number.

118522101 is a deficient number, since it is larger than the sum of its proper divisors (46804299).

118522101 is a wasteful number, since it uses less digits than its factorization.

118522101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15428.

The product of its (nonzero) digits is 160, while the sum is 21.

The square root of 118522101 is about 10886.7856137613. The cubic root of 118522101 is about 491.2091490093.

Adding to 118522101 its reverse (101225811), we get a palindrome (219747912).

The spelling of 118522101 in words is "one hundred eighteen million, five hundred twenty-two thousand, one hundred one".