10142410021 has 2 divisors, whose sum is σ = 10142410022. Its totient is φ = 10142410020.

The previous prime is 10142410009. The next prime is 10142410051. The reversal of 10142410021 is 12001424101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9650901121 + 491508900 = 98239^2 + 22170^2 .

It is a cyclic number.

It is not a de Polignac number, because 10142410021 - 2⁵ = 10142409989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10142409977 and 10142410004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10142410051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5071205010 + 5071205011.

It is an arithmetic number, because the mean of its divisors is an integer number (5071205011).

Almost surely, 2^10142410021 is an apocalyptic number.

It is an amenable number.

10142410021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10142410021 is an equidigital number, since it uses as much as digits as its factorization.

10142410021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10142410021 its reverse (12001424101), we get a palindrome (22143834122).

The spelling of 10142410021 in words is "ten billion, one hundred forty-two million, four hundred ten thousand, twenty-one".