22031102221102 has 64 divisors (see below), whose sum is σ = 37805214686400. Its totient is φ = 9557074759680.

The previous prime is 22031102221021. The next prime is 22031102221103. The reversal of 22031102221102 is 20112220113022.

It is a self number, because there is not a number n which added to its sum of digits gives 22031102221102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22031102221103) 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 in 31 ways as a sum of consecutive naturals, for example, 1992349 + ... + 6930487.

It is an arithmetic number, because the mean of its divisors is an integer number (590706479475).

Almost surely, 2^{22031102221102} is an apocalyptic number.

22031102221102 is a deficient number, since it is larger than the sum of its proper divisors (15774112465298).

22031102221102 is a wasteful number, since it uses less digits than its factorization.

22031102221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4938341.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 22031102221102 its reverse (20112220113022), we get a palindrome (42143322334124).

The spelling of 22031102221102 in words is "twenty-two trillion, thirty-one billion, one hundred two million, two hundred twenty-one thousand, one hundred two".