120021020120002 has 16 divisors (see below), whose sum is σ = 183429134407872. Its totient is φ = 58877984982960.

The previous prime is 120021020119993. The next prime is 120021020120009. The reversal of 120021020120002 is 200021020120021.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (120021020120009) 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 7 ways as a sum of consecutive naturals, for example, 23879227 + ... + 28465057.

It is an arithmetic number, because the mean of its divisors is an integer number (11464320900492).

Almost surely, 2^{120021020120002} is an apocalyptic number.

120021020120002 is a deficient number, since it is larger than the sum of its proper divisors (63408114287870).

120021020120002 is a wasteful number, since it uses less digits than its factorization.

120021020120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4832793.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 120021020120002 its reverse (200021020120021), we get a palindrome (320042040240023).

The spelling of 120021020120002 in words is "one hundred twenty trillion, twenty-one billion, twenty million, one hundred twenty thousand, two".