2221322030101 has 16 divisors (see below), whose sum is σ = 2276802244080. Its totient is φ = 2166382666240.

The previous prime is 2221322030093. The next prime is 2221322030113. The reversal of 2221322030101 is 1010302231222.

It can be written as a sum of positive squares in 8 ways, for example, as 62001 + 2221321968100 = 249^2 + 1490410^2 .

It is a cyclic number.

It is not a de Polignac number, because 2221322030101 - 2³ = 2221322030093 is a prime.

It is a super-2 number, since 2×2221322030101² (a number of 25 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 (2221322030131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5856921 + ... + 6224641.

It is an arithmetic number, because the mean of its divisors is an integer number (142300140255).

Almost surely, 2^{2221322030101} is an apocalyptic number.

It is an amenable number.

2221322030101 is a deficient number, since it is larger than the sum of its proper divisors (55480213979).

2221322030101 is a wasteful number, since it uses less digits than its factorization.

2221322030101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368456.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2221322030101 its reverse (1010302231222), we get a palindrome (3231624261323).

The spelling of 2221322030101 in words is "two trillion, two hundred twenty-one billion, three hundred twenty-two million, thirty thousand, one hundred one".