120211221120011 has 6 divisors (see below), whose sum is σ = 139837542935580. Its totient is φ = 103038189531396.

The previous prime is 120211221119917. The next prime is 120211221120083. The reversal of 120211221120011 is 110021122112021.

It is not a de Polignac number, because 120211221120011 - 2¹⁸ = 120211220857867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120211221129011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1226645113421 + ... + 1226645113518.

It is an arithmetic number, because the mean of its divisors is an integer number (23306257155930).

Almost surely, 2^{120211221120011} is an apocalyptic number.

120211221120011 is a deficient number, since it is larger than the sum of its proper divisors (19626321815569).

120211221120011 is an equidigital number, since it uses as much as digits as its factorization.

120211221120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2453290226953 (or 2453290226946 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 120211221120011 its reverse (110021122112021), we get a palindrome (230232343232032).

The spelling of 120211221120011 in words is "one hundred twenty trillion, two hundred eleven billion, two hundred twenty-one million, one hundred twenty thousand, eleven".