120121220012211 has 48 divisors (see below), whose sum is σ = 192785852188800. Its totient is φ = 71460753154560.

The previous prime is 120121220012153. The next prime is 120121220012281. The reversal of 120121220012211 is 112210022121021.

120121220012211 is a `hidden beast` number, since 1 + 201 + 21 + 220 + 0 + 1 + 221 + 1 = 666.

It is not a de Polignac number, because 120121220012211 - 2⁶ = 120121220012147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120121220012281) 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, 30118686 + ... + 33872963.

It is an arithmetic number, because the mean of its divisors is an integer number (4016371920600).

Almost surely, 2^{120121220012211} is an apocalyptic number.

120121220012211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120121220012211 is a deficient number, since it is larger than the sum of its proper divisors (72664632176589).

120121220012211 is a wasteful number, since it uses less digits than its factorization.

120121220012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63992016 (or 63992013 counting only the distinct ones).

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

Adding to 120121220012211 its reverse (112210022121021), we get a palindrome (232331242133232).

The spelling of 120121220012211 in words is "one hundred twenty trillion, one hundred twenty-one billion, two hundred twenty million, twelve thousand, two hundred eleven".