22011131233020 has 96 divisors (see below), whose sum is σ = 61787488392000. Its totient is φ = 5854749917184.

The previous prime is 22011131232943. The next prime is 22011131233051. The reversal of 22011131233020 is 2033213111022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 320188092 + ... + 320256828.

It is an arithmetic number, because the mean of its divisors is an integer number (643619670750).

Almost surely, 2^{22011131233020} is an apocalyptic number.

22011131233020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22011131233020 is an abundant number, since it is smaller than the sum of its proper divisors (39776357158980).

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

22011131233020 is a wasteful number, since it uses less digits than its factorization.

22011131233020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82207 (or 82205 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 22011131233020 its reverse (2033213111022), we get a palindrome (24044344344042).

The spelling of 22011131233020 in words is "twenty-two trillion, eleven billion, one hundred thirty-one million, two hundred thirty-three thousand, twenty".