22212022221102 has 32 divisors (see below), whose sum is σ = 52408089298944. Its totient is φ = 6141572964000.

The previous prime is 22212022221079. The next prime is 22212022221119. The reversal of 22212022221102 is 20112222021222.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8529961149 + ... + 8529963752.

It is an arithmetic number, because the mean of its divisors is an integer number (1637752790592).

Almost surely, 2^{22212022221102} is an apocalyptic number.

22212022221102 is an abundant number, since it is smaller than the sum of its proper divisors (30196067077842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22212022221102 is a wasteful number, since it uses less digits than its factorization.

22212022221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17059924944.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 22212022221102 its reverse (20112222021222), we get a palindrome (42324244242324).

The spelling of 22212022221102 in words is "twenty-two trillion, two hundred twelve billion, twenty-two million, two hundred twenty-one thousand, one hundred two".