22201020320101 has 12 divisors (see below), whose sum is σ = 25832816987148. Its totient is φ = 19024184723712.

The previous prime is 22201020320069. The next prime is 22201020320111. The reversal of 22201020320101 is 10102302010222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3145621488100 + 19055398832001 = 1773590^2 + 4365249^2 .

It is not a de Polignac number, because 22201020320101 - 2⁵ = 22201020320069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22201020320111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62455066 + ... + 62809531.

It is an arithmetic number, because the mean of its divisors is an integer number (2152734748929).

Almost surely, 2^{22201020320101} is an apocalyptic number.

It is an amenable number.

22201020320101 is a deficient number, since it is larger than the sum of its proper divisors (3631796667047).

22201020320101 is a wasteful number, since it uses less digits than its factorization.

22201020320101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125268228 (or 125268221 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22201020320101 its reverse (10102302010222), we get a palindrome (32303322330323).

The spelling of 22201020320101 in words is "twenty-two trillion, two hundred one billion, twenty million, three hundred twenty thousand, one hundred one".