10120013012 has 12 divisors (see below), whose sum is σ = 17716657140. Its totient is φ = 5058110976.

The previous prime is 10120013003. The next prime is 10120013051. The reversal of 10120013012 is 21031002101.

It can be written as a sum of positive squares in 2 ways, for example, as 4709527876 + 5410485136 = 68626^2 + 73556^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10120012984 and 10120013002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461837 + ... + 483252.

It is an arithmetic number, because the mean of its divisors is an integer number (1476388095).

Almost surely, 2^10120013012 is an apocalyptic number.

It is an amenable number.

10120013012 is a deficient number, since it is larger than the sum of its proper divisors (7596644128).

10120013012 is a wasteful number, since it uses less digits than its factorization.

10120013012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947770 (or 947768 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10120013012 its reverse (21031002101), we get a palindrome (31151015113).

The spelling of 10120013012 in words is "ten billion, one hundred twenty million, thirteen thousand, twelve".