22111002201020 has 12 divisors (see below), whose sum is σ = 46433104622184. Its totient is φ = 8844400880400.

The previous prime is 22111002201017. The next prime is 22111002201037. The reversal of 22111002201020 is 2010220011122.

It is a super-2 number, since 2×22111002201020² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22111002200986 and 22111002201004.

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 3 ways as a sum of consecutive naturals, for example, 552775055006 + ... + 552775055045.

It is an arithmetic number, because the mean of its divisors is an integer number (3869425385182).

Almost surely, 2^{22111002201020} is an apocalyptic number.

22111002201020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22111002201020 is an abundant number, since it is smaller than the sum of its proper divisors (24322102421164).

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

22111002201020 is a wasteful number, since it uses less digits than its factorization.

22111002201020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105550110060 (or 1105550110058 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22111002201020 its reverse (2010220011122), we get a palindrome (24121222212142).

The spelling of 22111002201020 in words is "twenty-two trillion, one hundred eleven billion, two million, two hundred one thousand, twenty".