21103022320022 has 16 divisors (see below), whose sum is σ = 31945153812000. Its totient is φ = 10454638999680.

The previous prime is 21103022320007. The next prime is 21103022320049. The reversal of 21103022320022 is 22002322030112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 21103022319976 and 21103022320003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52654247 + ... + 53053517.

It is an arithmetic number, because the mean of its divisors is an integer number (1996572113250).

Almost surely, 2^{21103022320022} is an apocalyptic number.

21103022320022 is a deficient number, since it is larger than the sum of its proper divisors (10842131491978).

21103022320022 is a wasteful number, since it uses less digits than its factorization.

21103022320022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641831.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 21103022320022 its reverse (22002322030112), we get a palindrome (43105344350134).

The spelling of 21103022320022 in words is "twenty-one trillion, one hundred three billion, twenty-two million, three hundred twenty thousand, twenty-two".