10012042501 has 8 divisors (see below), whose sum is σ = 10142414744. Its totient is φ = 9882224640.

The previous prime is 10012042499. The next prime is 10012042517. The reversal of 10012042501 is 10524021001.

It can be written as a sum of positive squares in 4 ways, for example, as 641608900 + 9370433601 = 25330^2 + 96801^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10012042501 - 2¹ = 10012042499 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10012040501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102180 + ... + 174541.

It is an arithmetic number, because the mean of its divisors is an integer number (1267801843).

Almost surely, 2^10012042501 is an apocalyptic number.

It is an amenable number.

10012042501 is a deficient number, since it is larger than the sum of its proper divisors (130372243).

10012042501 is an equidigital number, since it uses as much as digits as its factorization.

10012042501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277191.

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 10012042501 its reverse (10524021001), we get a palindrome (20536063502).

The spelling of 10012042501 in words is "ten billion, twelve million, forty-two thousand, five hundred one".