120310120111 has 8 divisors (see below), whose sum is σ = 122461496784. Its totient is φ = 118164520320.

The previous prime is 120310120109. The next prime is 120310120141. The reversal of 120310120111 is 111021013021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120310120111 - 2¹ = 120310120109 is a prime.

It is a super-2 number, since 2×120310120111² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120310120091 and 120310120100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120310120141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1402186 + ... + 1485511.

It is an arithmetic number, because the mean of its divisors is an integer number (15307687098).

Almost surely, 2^120310120111 is an apocalyptic number.

120310120111 is a deficient number, since it is larger than the sum of its proper divisors (2151376673).

120310120111 is an equidigital number, since it uses as much as digits as its factorization.

120310120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2888441.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 120310120111 its reverse (111021013021), we get a palindrome (231331133132).

The spelling of 120310120111 in words is "one hundred twenty billion, three hundred ten million, one hundred twenty thousand, one hundred eleven".