22011102212020 has 48 divisors (see below), whose sum is σ = 47215831299840. Its totient is φ = 8615461855104.

The previous prime is 22011102212017. The next prime is 22011102212039. The reversal of 22011102212020 is 2021220111022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22011102211985 and 22011102212003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2673466 + ... + 7153294.

It is an arithmetic number, because the mean of its divisors is an integer number (983663152080).

Almost surely, 2^{22011102212020} is an apocalyptic number.

22011102212020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22011102212020 is an abundant number, since it is smaller than the sum of its proper divisors (25204729087820).

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

22011102212020 is a wasteful number, since it uses less digits than its factorization.

22011102212020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4485112 (or 4485110 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22011102212020 its reverse (2021220111022), we get a palindrome (24032322323042).

The spelling of 22011102212020 in words is "twenty-two trillion, eleven billion, one hundred two million, two hundred twelve thousand, twenty".