120001001120111 has 4 divisors (see below), whose sum is σ = 120001245971112. Its totient is φ = 120000756269112.

The previous prime is 120001001120071. The next prime is 120001001120167. The reversal of 120001001120111 is 111021100100021.

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 120001001120111 - 2¹⁸ = 120001000857967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120001001120092 and 120001001120101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120001001120191) 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, 121688876 + ... + 122671041.

It is an arithmetic number, because the mean of its divisors is an integer number (30000311492778).

Almost surely, 2^{120001001120111} is an apocalyptic number.

120001001120111 is a deficient number, since it is larger than the sum of its proper divisors (244851001).

120001001120111 is an equidigital number, since it uses as much as digits as its factorization.

120001001120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244851000.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 120001001120111 its reverse (111021100100021), we get a palindrome (231022101220132).

The spelling of 120001001120111 in words is "one hundred twenty trillion, one billion, one million, one hundred twenty thousand, one hundred eleven".