120020021212211 has 8 divisors (see below), whose sum is σ = 120139120423920. Its totient is φ = 119900924584992.

The previous prime is 120020021212177. The next prime is 120020021212229. The reversal of 120020021212211 is 112212120020021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120020021212211 - 2³⁸ = 119745143305267 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120020021212211.

It is not an unprimeable number, because it can be changed into a prime (120020021212271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100053461 + ... + 101245913.

It is an arithmetic number, because the mean of its divisors is an integer number (15017390052990).

Almost surely, 2^{120020021212211} is an apocalyptic number.

120020021212211 is a deficient number, since it is larger than the sum of its proper divisors (119099211709).

120020021212211 is a wasteful number, since it uses less digits than its factorization.

120020021212211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292245.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 120020021212211 its reverse (112212120020021), we get a palindrome (232232141232232).

The spelling of 120020021212211 in words is "one hundred twenty trillion, twenty billion, twenty-one million, two hundred twelve thousand, two hundred eleven".