120011310312211 has 4 divisors (see below), whose sum is σ = 120027275639712. Its totient is φ = 119995344984712.

The previous prime is 120011310312097. The next prime is 120011310312251. The reversal of 120011310312211 is 112213013110021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120011310312211 - 2¹⁹ = 120011309787923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120011310312251) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 7982652475 + ... + 7982667508.

It is an arithmetic number, because the mean of its divisors is an integer number (30006818909928).

Almost surely, 2^{120011310312211} is an apocalyptic number.

120011310312211 is a deficient number, since it is larger than the sum of its proper divisors (15965327501).

120011310312211 is an equidigital number, since it uses as much as digits as its factorization.

120011310312211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15965327500.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 120011310312211 its reverse (112213013110021), we get a palindrome (232224323422232).

The spelling of 120011310312211 in words is "one hundred twenty trillion, eleven billion, three hundred ten million, three hundred twelve thousand, two hundred eleven".