22012210221102 has 120 divisors (see below), whose sum is σ = 52064052601176. Its totient is φ = 6950184919776.

The previous prime is 22012210221097. The next prime is 22012210221119. The reversal of 22012210221102 is 20112201221022.

It is a happy number.

22012210221102 is a `hidden beast` number, since 220 + 1 + 2 + 210 + 221 + 10 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 59 ways as a sum of consecutive naturals, for example, 453620613 + ... + 453669135.

Almost surely, 2^{22012210221102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22012210221102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26032026300588).

22012210221102 is an abundant number, since it is smaller than the sum of its proper divisors (30051842380074).

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

22012210221102 is a wasteful number, since it uses less digits than its factorization.

22012210221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56332 (or 56304 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22012210221102 its reverse (20112201221022), we get a palindrome (42124411442124).

The spelling of 22012210221102 in words is "twenty-two trillion, twelve billion, two hundred ten million, two hundred twenty-one thousand, one hundred two".