1023322211021 has 4 divisors (see below), whose sum is σ = 1116351502944. Its totient is φ = 930292919100.

The previous prime is 1023322211017. The next prime is 1023322211029. The reversal of 1023322211021 is 1201122233201.

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 1023322211021 - 2² = 1023322211017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1023322210984 and 1023322211002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023322211029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46514645945 + ... + 46514645966.

It is an arithmetic number, because the mean of its divisors is an integer number (279087875736).

Almost surely, 2^{1023322211021} is an apocalyptic number.

1023322211021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1023322211021 is a deficient number, since it is larger than the sum of its proper divisors (93029291923).

1023322211021 is an equidigital number, since it uses as much as digits as its factorization.

1023322211021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93029291922.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1023322211021 its reverse (1201122233201), we get a palindrome (2224444444222).

The spelling of 1023322211021 in words is "one trillion, twenty-three billion, three hundred twenty-two million, two hundred eleven thousand, twenty-one".