1023322003221 has 8 divisors (see below), whose sum is σ = 1559347814464. Its totient is φ = 584755430400.

The previous prime is 1023322003189. The next prime is 1023322003229. The reversal of 1023322003221 is 1223002233201.

It is a happy number.

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

It is not a de Polignac number, because 1023322003221 - 2⁵ = 1023322003189 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 48729619201 = 1023322003221 / (1 + 0 + 2 + 3 + 3 + 2 + 2 + 0 + 0 + 3 + 2 + 2 + 1).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023322003229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24364809580 + ... + 24364809621.

It is an arithmetic number, because the mean of its divisors is an integer number (194918476808).

Almost surely, 2^{1023322003221} is an apocalyptic number.

It is an amenable number.

1023322003221 is a deficient number, since it is larger than the sum of its proper divisors (536025811243).

1023322003221 is an equidigital number, since it uses as much as digits as its factorization.

1023322003221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48729619211.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1023322003221 its reverse (1223002233201), we get a palindrome (2246324236422).

The spelling of 1023322003221 in words is "one trillion, twenty-three billion, three hundred twenty-two million, three thousand, two hundred twenty-one".