10121343120 has 160 divisors (see below), whose sum is σ = 39842807040. Its totient is φ = 2313446400.

The previous prime is 10121343097. The next prime is 10121343121. The reversal of 10121343120 is 2134312101.

10121343120 is a `hidden beast` number, since 1 + 0 + 1 + 213 + 431 + 20 = 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 = 10121343093 and 10121343102.

It is not an unprimeable number, because it can be changed into a prime (10121343121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 319581 + ... + 349820.

It is an arithmetic number, because the mean of its divisors is an integer number (249017544).

Almost surely, 2^10121343120 is an apocalyptic number.

10121343120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10121343120 is an abundant number, since it is smaller than the sum of its proper divisors (29721463920).

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

10121343120 is a wasteful number, since it uses less digits than its factorization.

10121343120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669430 (or 669418 counting only the distinct ones).

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

Adding to 10121343120 its reverse (2134312101), we get a palindrome (12255655221).

The spelling of 10121343120 in words is "ten billion, one hundred twenty-one million, three hundred forty-three thousand, one hundred twenty".