2022122222100 has 432 divisors, whose sum is σ = 6648580463616. Its totient is φ = 513457920000.

The previous prime is 2022122222053. The next prime is 2022122222101. The reversal of 2022122222100 is 12222212202.

2022122222100 is a `hidden beast` number, since 2 + 0 + 221 + 222 + 221 + 0 + 0 = 666.

It is a super-2 number, since 2×2022122222100² (a number of 25 digits) contains 22 as substring.

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 (2022122222101) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 470587152 + ... + 470591448.

Almost surely, 2^{2022122222100} is an apocalyptic number.

2022122222100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2022122222100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3324290231808).

2022122222100 is an abundant number, since it is smaller than the sum of its proper divisors (4626458241516).

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

2022122222100 is a wasteful number, since it uses less digits than its factorization.

2022122222100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4616 (or 4606 counting only the distinct ones).

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

Adding to 2022122222100 its reverse (12222212202), we get a palindrome (2034344434302).

The spelling of 2022122222100 in words is "two trillion, twenty-two billion, one hundred twenty-two million, two hundred twenty-two thousand, one hundred".