120120121122211 has 8 divisors (see below), whose sum is σ = 137281848467040. Its totient is φ = 102958821287808.

The previous prime is 120120121122173. The next prime is 120120121122229. The reversal of 120120121122211 is 112221121021021.

It is a happy number.

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 120120121122211 - 2¹⁵ = 120120121089443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120120121126211) 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, 106275286 + ... + 107399611.

It is an arithmetic number, because the mean of its divisors is an integer number (17160231058380).

Almost surely, 2^{120120121122211} is an apocalyptic number.

120120121122211 is a deficient number, since it is larger than the sum of its proper divisors (17161727344829).

120120121122211 is an equidigital number, since it uses as much as digits as its factorization.

120120121122211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213755213.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 120120121122211 its reverse (112221121021021), we get a palindrome (232341242143232).

The spelling of 120120121122211 in words is "one hundred twenty trillion, one hundred twenty billion, one hundred twenty-one million, one hundred twenty-two thousand, two hundred eleven".