120201010012111 has 4 divisors (see below), whose sum is σ = 137372582870992. Its totient is φ = 103029437153232.

The previous prime is 120201010012087. The next prime is 120201010012183. The reversal of 120201010012111 is 111210010102021.

It is a happy number.

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 120201010012111 - 2²⁷ = 120200875794383 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120201010012091 and 120201010012100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120201010010111) 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, 8585786429430 + ... + 8585786429443.

It is an arithmetic number, because the mean of its divisors is an integer number (34343145717748).

Almost surely, 2^{120201010012111} is an apocalyptic number.

120201010012111 is a deficient number, since it is larger than the sum of its proper divisors (17171572858881).

120201010012111 is an equidigital number, since it uses as much as digits as its factorization.

120201010012111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17171572858880.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 120201010012111 its reverse (111210010102021), we get a palindrome (231411020114132).

The spelling of 120201010012111 in words is "one hundred twenty trillion, two hundred one billion, ten million, twelve thousand, one hundred eleven".