10120340044 has 12 divisors (see below), whose sum is σ = 18642731800. Its totient is φ = 4793845248.

The previous prime is 10120340029. The next prime is 10120340099. The reversal of 10120340044 is 44004302101.

It is a Harshad number since it is a multiple of its sum of digits (19).

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, 66581109 + ... + 66581260.

Almost surely, 2^10120340044 is an apocalyptic number.

It is an amenable number.

10120340044 is a deficient number, since it is larger than the sum of its proper divisors (8522391756).

10120340044 is a wasteful number, since it uses less digits than its factorization.

10120340044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133162392 (or 133162390 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 10120340044 its reverse (44004302101), we get a palindrome (54124642145).

The spelling of 10120340044 in words is "ten billion, one hundred twenty million, three hundred forty thousand, forty-four".