10021421041 has 2 divisors, whose sum is σ = 10021421042. Its totient is φ = 10021421040.

The previous prime is 10021420979. The next prime is 10021421071. The reversal of 10021421041 is 14012412001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7898054641 + 2123366400 = 88871^2 + 46080^2 .

It is a cyclic number.

It is not a de Polignac number, because 10021421041 - 2¹⁷ = 10021289969 is a prime.

It is not a weakly prime, because it can be changed into another prime (10021421071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010710520 + 5010710521.

It is an arithmetic number, because the mean of its divisors is an integer number (5010710521).

Almost surely, 2^10021421041 is an apocalyptic number.

It is an amenable number.

10021421041 is a deficient number, since it is larger than the sum of its proper divisors (1).

10021421041 is an equidigital number, since it uses as much as digits as its factorization.

10021421041 is an evil number, because the sum of its binary digits is even.

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

Adding to 10021421041 its reverse (14012412001), we get a palindrome (24033833042).

The spelling of 10021421041 in words is "ten billion, twenty-one million, four hundred twenty-one thousand, forty-one".