120002121220002 has 16 divisors (see below), whose sum is σ = 274290562788672. Its totient is φ = 34286320348560.

The previous prime is 120002121219949. The next prime is 120002121220021. The reversal of 120002121220002 is 200022121200021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1428596681149 + ... + 1428596681232.

It is an arithmetic number, because the mean of its divisors is an integer number (17143160174292).

Almost surely, 2^{120002121220002} is an apocalyptic number.

120002121220002 is an abundant number, since it is smaller than the sum of its proper divisors (154288441568670).

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

120002121220002 is a wasteful number, since it uses less digits than its factorization.

120002121220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2857193362393.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 120002121220002 its reverse (200022121200021), we get a palindrome (320024242420023).

The spelling of 120002121220002 in words is "one hundred twenty trillion, two billion, one hundred twenty-one million, two hundred twenty thousand, two".