10311342120 has 160 divisors (see below), whose sum is σ = 34824129120. Its totient is φ = 2736478080.

The previous prime is 10311342101. The next prime is 10311342169. The reversal of 10311342120 is 2124311301.

10311342120 is a `hidden beast` number, since 1 + 0 + 311 + 342 + 12 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10311342093 and 10311342102.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 676099 + ... + 691181.

It is an arithmetic number, because the mean of its divisors is an integer number (217650807).

Almost surely, 2^10311342120 is an apocalyptic number.

10311342120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10311342120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17412064560).

10311342120 is an abundant number, since it is smaller than the sum of its proper divisors (24512787000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10311342120 is a wasteful number, since it uses less digits than its factorization.

10311342120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15317 (or 15304 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 10311342120 its reverse (2124311301), we get a palindrome (12435653421).

The spelling of 10311342120 in words is "ten billion, three hundred eleven million, three hundred forty-two thousand, one hundred twenty".