1421002104241 has 4 divisors (see below), whose sum is σ = 1504590463332. Its totient is φ = 1337413745152.

The previous prime is 1421002104239. The next prime is 1421002104257. The reversal of 1421002104241 is 1424012001241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 815517363600 + 605484740641 = 903060^2 + 778129^2 .

It is a cyclic number.

It is not a de Polignac number, because 1421002104241 - 2¹ = 1421002104239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1421002104281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41794179520 + ... + 41794179553.

It is an arithmetic number, because the mean of its divisors is an integer number (376147615833).

Almost surely, 2^{1421002104241} is an apocalyptic number.

It is an amenable number.

1421002104241 is a deficient number, since it is larger than the sum of its proper divisors (83588359091).

1421002104241 is an equidigital number, since it uses as much as digits as its factorization.

1421002104241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83588359090.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 1421002104241 its reverse (1424012001241), we get a palindrome (2845014105482).

The spelling of 1421002104241 in words is "one trillion, four hundred twenty-one billion, two million, one hundred four thousand, two hundred forty-one".