120010311 has 6 divisors (see below), whose sum is σ = 173348240. Its totient is φ = 80006868.

The previous prime is 120010309. The next prime is 120010313. The reversal of 120010311 is 113010021.

It is an interprime number because it is at equal distance from previous prime (120010309) and next prime (120010313).

It is not a de Polignac number, because 120010311 - 2¹ = 120010309 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 13334479 = 120010311 / (1 + 2 + 0 + 0 + 1 + 0 + 3 + 1 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120010293 and 120010302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120010313) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6667231 + ... + 6667248.

Almost surely, 2^120010311 is an apocalyptic number.

120010311 is a deficient number, since it is larger than the sum of its proper divisors (53337929).

120010311 is a wasteful number, since it uses less digits than its factorization.

120010311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13334485 (or 13334482 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 120010311 is about 10954.9217706016. The cubic root of 120010311 is about 493.2565417463.

Adding to 120010311 its reverse (113010021), we get a palindrome (233020332).

It can be divided in two parts, 1200 and 10311, that added together give a palindrome (11511).

The spelling of 120010311 in words is "one hundred twenty million, ten thousand, three hundred eleven".