10042130121 has 16 divisors (see below), whose sum is σ = 14145926400. Its totient is φ = 6326367488.

The previous prime is 10042130117. The next prime is 10042130141. The reversal of 10042130121 is 12103124001.

It is a cyclic number.

It is not a de Polignac number, because 10042130121 - 2² = 10042130117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10042130121.

It is not an unprimeable number, because it can be changed into a prime (10042130101) 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 15 ways as a sum of consecutive naturals, for example, 1223856 + ... + 1232033.

It is an arithmetic number, because the mean of its divisors is an integer number (884120400).

Almost surely, 2^10042130121 is an apocalyptic number.

It is an amenable number.

10042130121 is a deficient number, since it is larger than the sum of its proper divisors (4103796279).

10042130121 is a wasteful number, since it uses less digits than its factorization.

10042130121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2455968.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 10042130121 its reverse (12103124001), we get a palindrome (22145254122).

The spelling of 10042130121 in words is "ten billion, forty-two million, one hundred thirty thousand, one hundred twenty-one".