1020002441401 has 2 divisors, whose sum is σ = 1020002441402. Its totient is φ = 1020002441400.

The previous prime is 1020002441369. The next prime is 1020002441413. The reversal of 1020002441401 is 1041442000201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 641242202176 + 378760239225 = 800776^2 + 615435^2 .

It is a cyclic number.

It is not a de Polignac number, because 1020002441401 - 2⁵ = 1020002441369 is a prime.

It is not a weakly prime, because it can be changed into another prime (1020002441441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510001220700 + 510001220701.

It is an arithmetic number, because the mean of its divisors is an integer number (510001220701).

Almost surely, 2^{1020002441401} is an apocalyptic number.

It is an amenable number.

1020002441401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020002441401 is an equidigital number, since it uses as much as digits as its factorization.

1020002441401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 1020002441401 its reverse (1041442000201), we get a palindrome (2061444441602).

The spelling of 1020002441401 in words is "one trillion, twenty billion, two million, four hundred forty-one thousand, four hundred one".