120021002220002 has 32 divisors (see below), whose sum is σ = 194535546333744. Its totient is φ = 55207296748800.

The previous prime is 120021002219983. The next prime is 120021002220013. The reversal of 120021002220002 is 200022200120021.

It can be written as a sum of positive squares in 8 ways, for example, as 32588011205281 + 87432991014721 = 5708591^2 + 9350561^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5414252 + ... + 16412072.

Almost surely, 2^{120021002220002} is an apocalyptic number.

120021002220002 is a deficient number, since it is larger than the sum of its proper divisors (74514544113742).

120021002220002 is a wasteful number, since it uses less digits than its factorization.

120021002220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10999254.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 120021002220002 its reverse (200022200120021), we get a palindrome (320043202340023).

The spelling of 120021002220002 in words is "one hundred twenty trillion, twenty-one billion, two million, two hundred twenty thousand, two".