10042531010121 has 16 divisors (see below), whose sum is σ = 13464806945408. Its totient is φ = 6657642201600.

The previous prime is 10042531010117. The next prime is 10042531010191. The reversal of 10042531010121 is 12101013524001.

It is not a de Polignac number, because 10042531010121 - 2² = 10042531010117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10042531010111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8903556 + ... + 9967866.

It is an arithmetic number, because the mean of its divisors is an integer number (841550434088).

Almost surely, 2^{10042531010121} is an apocalyptic number.

It is an amenable number.

10042531010121 is a deficient number, since it is larger than the sum of its proper divisors (3422275935287).

10042531010121 is a wasteful number, since it uses less digits than its factorization.

10042531010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081872.

The product of its (nonzero) digits is 240, while the sum is 21.

Adding to 10042531010121 its reverse (12101013524001), we get a palindrome (22143544534122).

The spelling of 10042531010121 in words is "ten trillion, forty-two billion, five hundred thirty-one million, ten thousand, one hundred twenty-one".