22210200000020 has 12 divisors (see below), whose sum is σ = 46641420000084. Its totient is φ = 8884080000000.

The previous prime is 22210199999989. The next prime is 22210200000067. The reversal of 22210200000020 is 2000000201222.

It can be written as a sum of positive squares in 2 ways, for example, as 14049647937796 + 8160552062224 = 3748286^2 + 2856668^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22210199999947 and 22210200000010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555254999981 + ... + 555255000020.

It is an arithmetic number, because the mean of its divisors is an integer number (3886785000007).

Almost surely, 2^{22210200000020} is an apocalyptic number.

22210200000020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22210200000020 is an abundant number, since it is smaller than the sum of its proper divisors (24431220000064).

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

22210200000020 is a wasteful number, since it uses less digits than its factorization.

22210200000020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110510000010 (or 1110510000008 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 22210200000020 its reverse (2000000201222), we get a palindrome (24210200201242).

The spelling of 22210200000020 in words is "twenty-two trillion, two hundred ten billion, two hundred million, twenty", and thus it is an aban number.