1322021142241 has 4 divisors (see below), whose sum is σ = 1322344141972. Its totient is φ = 1321698142512.

The previous prime is 1322021142203. The next prime is 1322021142257. The reversal of 1322021142241 is 1422411202231.

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 600812564641 + 721208577600 = 775121^2 + 849240^2 .

It is a cyclic number.

It is not a de Polignac number, because 1322021142241 - 2¹⁷ = 1322021011169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1322021145241) 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, 161493726 + ... + 161501911.

It is an arithmetic number, because the mean of its divisors is an integer number (330586035493).

Almost surely, 2^{1322021142241} is an apocalyptic number.

It is an amenable number.

1322021142241 is a deficient number, since it is larger than the sum of its proper divisors (322999731).

1322021142241 is an equidigital number, since it uses as much as digits as its factorization.

1322021142241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322999730.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1322021142241 its reverse (1422411202231), we get a palindrome (2744432344472).

The spelling of 1322021142241 in words is "one trillion, three hundred twenty-two billion, twenty-one million, one hundred forty-two thousand, two hundred forty-one".