1021234321241 has 8 divisors (see below), whose sum is σ = 1029819585024. Its totient is φ = 1012682792080.

The previous prime is 1021234321229. The next prime is 1021234321249. The reversal of 1021234321241 is 1421234321201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1021234321241 - 2²² = 1021230126937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1021234321241.

It is not an unprimeable number, because it can be changed into a prime (1021234321249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8372855 + ... + 8493948.

It is an arithmetic number, because the mean of its divisors is an integer number (128727448128).

Almost surely, 2^{1021234321241} is an apocalyptic number.

It is an amenable number.

1021234321241 is a deficient number, since it is larger than the sum of its proper divisors (8585263783).

1021234321241 is a wasteful number, since it uses less digits than its factorization.

1021234321241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16867311.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1021234321241 its reverse (1421234321201), we get a palindrome (2442468642442).

The spelling of 1021234321241 in words is "one trillion, twenty-one billion, two hundred thirty-four million, three hundred twenty-one thousand, two hundred forty-one".