22113020022100 has 54 divisors (see below), whose sum is σ = 55819580553870. Its totient is φ = 7581606863040.

The previous prime is 22113020022097. The next prime is 22113020022109. The reversal of 22113020022100 is 122002031122.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 10553863824 + 22102466158276 = 102732^2 + 4701326^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22113020022109) 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 17 ways as a sum of consecutive naturals, for example, 2256425715 + ... + 2256435514.

Almost surely, 2^{22113020022100} is an apocalyptic number.

22113020022100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22113020022100 is an abundant number, since it is smaller than the sum of its proper divisors (33706560531770).

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

22113020022100 is a wasteful number, since it uses less digits than its factorization.

22113020022100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4512861257 (or 4512861243 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22113020022100 its reverse (122002031122), we get a palindrome (22235022053222).

The spelling of 22113020022100 in words is "twenty-two trillion, one hundred thirteen billion, twenty million, twenty-two thousand, one hundred".