120001113021212 has 24 divisors (see below), whose sum is σ = 221055475477200. Its totient is φ = 56842428416256.

The previous prime is 120001113021197. The next prime is 120001113021239. The reversal of 120001113021212 is 212120311100021.

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 (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19639364 + ... + 25014132.

It is an arithmetic number, because the mean of its divisors is an integer number (9210644811550).

Almost surely, 2^{120001113021212} is an apocalyptic number.

It is an amenable number.

120001113021212 is a deficient number, since it is larger than the sum of its proper divisors (101054362455988).

120001113021212 is a wasteful number, since it uses less digits than its factorization.

120001113021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5668565 (or 5668563 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 120001113021212 its reverse (212120311100021), we get a palindrome (332121424121233).

The spelling of 120001113021212 in words is "one hundred twenty trillion, one billion, one hundred thirteen million, twenty-one thousand, two hundred twelve".