22115422305001 has 4 divisors (see below), whose sum is σ = 22115525546452. Its totient is φ = 22115319063552.

The previous prime is 22115422304971. The next prime is 22115422305007. The reversal of 22115422305001 is 10050322451122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 401732862976 + 21713689442025 = 633824^2 + 4659795^2 .

It is a cyclic number.

It is not a de Polignac number, because 22115422305001 - 2⁷ = 22115422304873 is a prime.

It is a super-2 number, since 2×22115422305001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22115422305007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51298740 + ... + 51728053.

It is an arithmetic number, because the mean of its divisors is an integer number (5528881386613).

Almost surely, 2^{22115422305001} is an apocalyptic number.

It is an amenable number.

22115422305001 is a deficient number, since it is larger than the sum of its proper divisors (103241451).

22115422305001 is a wasteful number, since it uses less digits than its factorization.

22115422305001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103241450.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 22115422305001 its reverse (10050322451122), we get a palindrome (32165744756123).

The spelling of 22115422305001 in words is "twenty-two trillion, one hundred fifteen billion, four hundred twenty-two million, three hundred five thousand, one".