10031120012 has 12 divisors (see below), whose sum is σ = 17631794040. Its totient is φ = 4993464576.

The previous prime is 10031119993. The next prime is 10031120017. The reversal of 10031120012 is 21002113001.

It is a junction number, because it is equal to n+sod(n) for n = 10031119975 and 10031120002.

It is not an unprimeable number, because it can be changed into a prime (10031120017) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5522837 + ... + 5524652.

It is an arithmetic number, because the mean of its divisors is an integer number (1469316170).

Almost surely, 2^10031120012 is an apocalyptic number.

It is an amenable number.

10031120012 is a deficient number, since it is larger than the sum of its proper divisors (7600674028).

10031120012 is a wasteful number, since it uses less digits than its factorization.

10031120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11047720 (or 11047718 counting only the distinct ones).

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

Adding to 10031120012 its reverse (21002113001), we get a palindrome (31033233013).

The spelling of 10031120012 in words is "ten billion, thirty-one million, one hundred twenty thousand, twelve".