120102221212 has 24 divisors (see below), whose sum is σ = 213794380800. Its totient is φ = 59018618736.

The previous prime is 120102221201. The next prime is 120102221221. The reversal of 120102221212 is 212122201021.

It is a happy number.

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, 920343 + ... + 1042705.

It is an arithmetic number, because the mean of its divisors is an integer number (8908099200).

Almost surely, 2^120102221212 is an apocalyptic number.

It is an amenable number.

120102221212 is a deficient number, since it is larger than the sum of its proper divisors (93692159588).

120102221212 is a wasteful number, since it uses less digits than its factorization.

120102221212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126585 (or 126583 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 120102221212 its reverse (212122201021), we get a palindrome (332224422233).

The spelling of 120102221212 in words is "one hundred twenty billion, one hundred two million, two hundred twenty-one thousand, two hundred twelve".