1103022022021 has 2 divisors, whose sum is σ = 1103022022022. Its totient is φ = 1103022022020.

The previous prime is 1103022022013. The next prime is 1103022022043. The reversal of 1103022022021 is 1202202203011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 919700180100 + 183321841921 = 959010^2 + 428161^2 .

It is an emirp because it is prime and its reverse (1202202203011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1103022022021 - 2³ = 1103022022013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1103022021986 and 1103022022004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1103022022051) 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 as a sum of consecutive naturals, namely, 551511011010 + 551511011011.

It is an arithmetic number, because the mean of its divisors is an integer number (551511011011).

Almost surely, 2^{1103022022021} is an apocalyptic number.

It is an amenable number.

1103022022021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103022022021 is an equidigital number, since it uses as much as digits as its factorization.

1103022022021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1103022022021 its reverse (1202202203011), we get a palindrome (2305224225032).

The spelling of 1103022022021 in words is "one trillion, one hundred three billion, twenty-two million, twenty-two thousand, twenty-one".