120021100220102 has 16 divisors (see below), whose sum is σ = 180795323903040. Its totient is φ = 59756375913768.

The previous prime is 120021100220071. The next prime is 120021100220167. The reversal of 120021100220102 is 201022001120021.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 95289008 + ... + 96540339.

It is an arithmetic number, because the mean of its divisors is an integer number (11299707743940).

Almost surely, 2^{120021100220102} is an apocalyptic number.

120021100220102 is a deficient number, since it is larger than the sum of its proper divisors (60774223682938).

120021100220102 is a wasteful number, since it uses less digits than its factorization.

120021100220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191830675.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 120021100220102 its reverse (201022001120021), we get a palindrome (321043101340123).

The spelling of 120021100220102 in words is "one hundred twenty trillion, twenty-one billion, one hundred million, two hundred twenty thousand, one hundred two".