22021103103213 has 32 divisors (see below), whose sum is σ = 30425420390400. Its totient is φ = 14158626146496.

The previous prime is 22021103103203. The next prime is 22021103103289. The reversal of 22021103103213 is 31230130112022.

It is not a de Polignac number, because 22021103103213 - 2³³ = 22012513168621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22021103103213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021103103203) 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 31 ways as a sum of consecutive naturals, for example, 3727770 + ... + 7611732.

It is an arithmetic number, because the mean of its divisors is an integer number (950794387200).

Almost surely, 2^{22021103103213} is an apocalyptic number.

It is an amenable number.

22021103103213 is a deficient number, since it is larger than the sum of its proper divisors (8404317287187).

22021103103213 is a wasteful number, since it uses less digits than its factorization.

22021103103213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3884601.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 22021103103213 its reverse (31230130112022), we get a palindrome (53251233215235).

The spelling of 22021103103213 in words is "twenty-two trillion, twenty-one billion, one hundred three million, one hundred three thousand, two hundred thirteen".