22201001021122 has 160 divisors (see below), whose sum is σ = 43327692241920. Its totient is φ = 8348883840000.

The previous prime is 22201001021119. The next prime is 22201001021203. The reversal of 22201001021122 is 22112010010222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22201001021096 and 22201001021105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2548027438 + ... + 2548036150.

It is an arithmetic number, because the mean of its divisors is an integer number (270798076512).

Almost surely, 2^{22201001021122} is an apocalyptic number.

22201001021122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22201001021122 is a deficient number, since it is larger than the sum of its proper divisors (21126691220798).

22201001021122 is an equidigital number, since it uses as much as digits as its factorization.

22201001021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9198 (or 9165 counting only the distinct ones).

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

Adding to 22201001021122 its reverse (22112010010222), we get a palindrome (44313011031344).

The spelling of 22201001021122 in words is "twenty-two trillion, two hundred one billion, one million, twenty-one thousand, one hundred twenty-two".