22201102022101 has 8 divisors (see below), whose sum is σ = 22229985172824. Its totient is φ = 22172225813760.

The previous prime is 22201102021997. The next prime is 22201102022111. The reversal of 22201102022101 is 10122020110222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 15245908969201 + 6955193052900 = 3904601^2 + 2637270^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22201102022101 - 2⁹ = 22201102021589 is a prime.

It is a super-2 number, since 2×22201102022101² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22201102022111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4679791 + ... + 8142643.

It is an arithmetic number, because the mean of its divisors is an integer number (2778748146603).

Almost surely, 2^{22201102022101} is an apocalyptic number.

It is an amenable number.

22201102022101 is a deficient number, since it is larger than the sum of its proper divisors (28883150723).

22201102022101 is an equidigital number, since it uses as much as digits as its factorization.

22201102022101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3471191.

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

Adding to 22201102022101 its reverse (10122020110222), we get a palindrome (32323122132323).

The spelling of 22201102022101 in words is "twenty-two trillion, two hundred one billion, one hundred two million, twenty-two thousand, one hundred one".