12120111120301 has 16 divisors (see below), whose sum is σ = 12888372873600. Its totient is φ = 11364956856000.

The previous prime is 12120111120277. The next prime is 12120111120323. The reversal of 12120111120301 is 10302111102121.

It is a happy number.

It is not a de Polignac number, because 12120111120301 - 2⁹ = 12120111119789 is a prime.

It is a super-2 number, since 2×12120111120301² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12120111120401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5133895 + ... + 7113163.

It is an arithmetic number, because the mean of its divisors is an integer number (805523304600).

Almost surely, 2^{12120111120301} is an apocalyptic number.

It is an amenable number.

12120111120301 is a deficient number, since it is larger than the sum of its proper divisors (768261753299).

12120111120301 is a wasteful number, since it uses less digits than its factorization.

12120111120301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982580.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 12120111120301 its reverse (10302111102121), we get a palindrome (22422222222422).

The spelling of 12120111120301 in words is "twelve trillion, one hundred twenty billion, one hundred eleven million, one hundred twenty thousand, three hundred one".