122020500576 has 96 divisors (see below), whose sum is σ = 345883765248. Its totient is φ = 37442327040.

The previous prime is 122020500523. The next prime is 122020500577. The reversal of 122020500576 is 675005020221.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122020500577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 324811 + ... + 591221.

It is an arithmetic number, because the mean of its divisors is an integer number (3602955888).

Almost surely, 2^122020500576 is an apocalyptic number.

122020500576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122020500576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172941882624).

122020500576 is an abundant number, since it is smaller than the sum of its proper divisors (223863264672).

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

122020500576 is a wasteful number, since it uses less digits than its factorization.

122020500576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266804 (or 266796 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 30.

Adding to 122020500576 its reverse (675005020221), we get a palindrome (797025520797).

The spelling of 122020500576 in words is "one hundred twenty-two billion, twenty million, five hundred thousand, five hundred seventy-six".