10121310120 has 64 divisors (see below), whose sum is σ = 30374245440. Its totient is φ = 2698099200.

The previous prime is 10121310119. The next prime is 10121310139. The reversal of 10121310120 is 2101312101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 10121310096 and 10121310105.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 387060 + ... + 412380.

It is an arithmetic number, because the mean of its divisors is an integer number (474597585).

Almost surely, 2^10121310120 is an apocalyptic number.

10121310120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10121310120 is an abundant number, since it is smaller than the sum of its proper divisors (20252935320).

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

10121310120 is a wasteful number, since it uses less digits than its factorization.

10121310120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28666 (or 28662 counting only the distinct ones).

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

Adding to 10121310120 its reverse (2101312101), we get a palindrome (12222622221).

The spelling of 10121310120 in words is "ten billion, one hundred twenty-one million, three hundred ten thousand, one hundred twenty".