120002020122 has 32 divisors (see below), whose sum is σ = 245608450560. Its totient is φ = 39066778800.

The previous prime is 120002020111. The next prime is 120002020123. The reversal of 120002020122 is 221020200021.

It is a junction number, because it is equal to n+sod(n) for n = 120002020098 and 120002020107.

It is not an unprimeable number, because it can be changed into a prime (120002020123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4956747 + ... + 4980897.

It is an arithmetic number, because the mean of its divisors is an integer number (7675264080).

Almost surely, 2^120002020122 is an apocalyptic number.

120002020122 is an abundant number, since it is smaller than the sum of its proper divisors (125606430438).

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

120002020122 is a wasteful number, since it uses less digits than its factorization.

120002020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43458.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 120002020122 its reverse (221020200021), we get a palindrome (341022220143).

The spelling of 120002020122 in words is "one hundred twenty billion, two million, twenty thousand, one hundred twenty-two".