1023310332221 has 4 divisors (see below), whose sum is σ = 1040654575200. Its totient is φ = 1005966089244.

The previous prime is 1023310332199. The next prime is 1023310332223. The reversal of 1023310332221 is 1222330133201.

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 1023310332221 - 2²⁶ = 1023243223357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023310332223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8672121401 + ... + 8672121518.

It is an arithmetic number, because the mean of its divisors is an integer number (260163643800).

Almost surely, 2^{1023310332221} is an apocalyptic number.

It is an amenable number.

1023310332221 is a deficient number, since it is larger than the sum of its proper divisors (17344242979).

1023310332221 is an equidigital number, since it uses as much as digits as its factorization.

1023310332221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17344242978.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1023310332221 its reverse (1222330133201), we get a palindrome (2245640465422).

It can be divided in two parts, 1023310 and 332221, that added together give a palindrome (1355531).

The spelling of 1023310332221 in words is "one trillion, twenty-three billion, three hundred ten million, three hundred thirty-two thousand, two hundred twenty-one".