22022020212102 has 160 divisors (see below), whose sum is σ = 50172162670080. Its totient is φ = 7218293927040.

The previous prime is 22022020212043. The next prime is 22022020212107. The reversal of 22022020212102 is 20121202022022.

22022020212102 is a `hidden beast` number, since 220 + 220 + 2 + 0 + 212 + 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 not an unprimeable number, because it can be changed into a prime (22022020212107) 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 79 ways as a sum of consecutive naturals, for example, 9587295418 + ... + 9587297714.

It is an arithmetic number, because the mean of its divisors is an integer number (313576016688).

Almost surely, 2^{22022020212102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22022020212102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25086081335040).

22022020212102 is an abundant number, since it is smaller than the sum of its proper divisors (28150142457978).

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

22022020212102 is a wasteful number, since it uses less digits than its factorization.

22022020212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4208 (or 4199 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22022020212102 its reverse (20121202022022), we get a palindrome (42143222234124).

The spelling of 22022020212102 in words is "twenty-two trillion, twenty-two billion, twenty million, two hundred twelve thousand, one hundred two".