10131320420012 has 12 divisors (see below), whose sum is σ = 19341611711016. Its totient is φ = 4605145645440.

The previous prime is 10131320419991. The next prime is 10131320420047. The reversal of 10131320420012 is 21002402313101.

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, 115128641093 + ... + 115128641180.

It is an arithmetic number, because the mean of its divisors is an integer number (1611800975918).

Almost surely, 2^{10131320420012} is an apocalyptic number.

It is an amenable number.

10131320420012 is a deficient number, since it is larger than the sum of its proper divisors (9210291291004).

10131320420012 is a wasteful number, since it uses less digits than its factorization.

10131320420012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230257282288 (or 230257282286 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 10131320420012 its reverse (21002402313101), we get a palindrome (31133722733113).

The spelling of 10131320420012 in words is "ten trillion, one hundred thirty-one billion, three hundred twenty million, four hundred twenty thousand, twelve".