1021303342441 has 4 divisors (see below), whose sum is σ = 1054248611584. Its totient is φ = 988358073300.

The previous prime is 1021303342421. The next prime is 1021303342471. The reversal of 1021303342441 is 1442433031201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1021303342441 - 2⁷ = 1021303342313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1021303342421) 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, 16472634525 + ... + 16472634586.

It is an arithmetic number, because the mean of its divisors is an integer number (263562152896).

Almost surely, 2^{1021303342441} is an apocalyptic number.

It is an amenable number.

1021303342441 is a deficient number, since it is larger than the sum of its proper divisors (32945269143).

1021303342441 is an equidigital number, since it uses as much as digits as its factorization.

1021303342441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32945269142.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1021303342441 its reverse (1442433031201), we get a palindrome (2463736373642).

The spelling of 1021303342441 in words is "one trillion, twenty-one billion, three hundred three million, three hundred forty-two thousand, four hundred forty-one".