120011221002 has 16 divisors (see below), whose sum is σ = 250458200640. Its totient is φ = 38264447232.

The previous prime is 120011220997. The next prime is 120011221003. The reversal of 120011221002 is 200122110021.

It is not an unprimeable number, because it can be changed into a prime (120011221003) 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, 434823127 + ... + 434823402.

It is an arithmetic number, because the mean of its divisors is an integer number (15653637540).

Almost surely, 2^120011221002 is an apocalyptic number.

120011221002 is an abundant number, since it is smaller than the sum of its proper divisors (130446979638).

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

120011221002 is a wasteful number, since it uses less digits than its factorization.

120011221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869646557.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 120011221002 its reverse (200122110021), we get a palindrome (320133331023).

The spelling of 120011221002 in words is "one hundred twenty billion, eleven million, two hundred twenty-one thousand, two".