120101211101211 has 4 divisors (see below), whose sum is σ = 160134948134952. Its totient is φ = 80067474067472.

The previous prime is 120101211101197. The next prime is 120101211101219. The reversal of 120101211101211 is 112101112101021.

120101211101211 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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 120101211101211 - 2²² = 120101206906907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120101211101219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20016868516866 + ... + 20016868516871.

It is an arithmetic number, because the mean of its divisors is an integer number (40033737033738).

Almost surely, 2^{120101211101211} is an apocalyptic number.

120101211101211 is a deficient number, since it is larger than the sum of its proper divisors (40033737033741).

120101211101211 is an equidigital number, since it uses as much as digits as its factorization.

120101211101211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40033737033740.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 120101211101211 its reverse (112101112101021), we get a palindrome (232202323202232).

The spelling of 120101211101211 in words is "one hundred twenty trillion, one hundred one billion, two hundred eleven million, one hundred one thousand, two hundred eleven".