22202232201020 has 24 divisors (see below), whose sum is σ = 46631792070864. Its totient is φ = 8879539652096.

The previous prime is 22202232201007. The next prime is 22202232201053. The reversal of 22202232201020 is 2010223220222.

It is a super-2 number, since 2×22202232201020² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 22202232200983 and 22202232201001.

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 7 ways as a sum of consecutive naturals, for example, 84442229 + ... + 84704748.

It is an arithmetic number, because the mean of its divisors is an integer number (1942991336286).

Almost surely, 2^{22202232201020} is an apocalyptic number.

22202232201020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22202232201020 is an abundant number, since it is smaller than the sum of its proper divisors (24429559869844).

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

22202232201020 is a wasteful number, since it uses less digits than its factorization.

22202232201020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169153549 (or 169153547 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 22202232201020 its reverse (2010223220222), we get a palindrome (24212455421242).

The spelling of 22202232201020 in words is "twenty-two trillion, two hundred two billion, two hundred thirty-two million, two hundred one thousand, twenty".