120221221120011 has 48 divisors (see below), whose sum is σ = 190016537828832. Its totient is φ = 72639550771200.

The previous prime is 120221221120009. The next prime is 120221221120019. The reversal of 120221221120011 is 110021122122021.

120221221120011 is a `hidden beast` number, since 1 + 20 + 221 + 2 + 211 + 200 + 11 = 666.

It is not a de Polignac number, because 120221221120011 - 2¹ = 120221221120009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120221221120019) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 101068741 + ... + 102251321.

It is an arithmetic number, because the mean of its divisors is an integer number (3958677871434).

Almost surely, 2^{120221221120011} is an apocalyptic number.

120221221120011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120221221120011 is a deficient number, since it is larger than the sum of its proper divisors (69795316708821).

120221221120011 is a wasteful number, since it uses less digits than its factorization.

120221221120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185724 (or 1185721 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 120221221120011 its reverse (110021122122021), we get a palindrome (230242343242032).

The spelling of 120221221120011 in words is "one hundred twenty trillion, two hundred twenty-one billion, two hundred twenty-one million, one hundred twenty thousand, eleven".