22501303323133 has 4 divisors (see below), whose sum is σ = 22503100995100. Its totient is φ = 22499505651168.

The previous prime is 22501303323119. The next prime is 22501303323137. The reversal of 22501303323133 is 33132330310522.

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 21667144420804 + 834158902329 = 4654798^2 + 913323^2 .

It is a cyclic number.

It is not a de Polignac number, because 22501303323133 - 2¹⁷ = 22501303192061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22501303323095 and 22501303323104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22501303323137) 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, 898817208 + ... + 898842241.

It is an arithmetic number, because the mean of its divisors is an integer number (5625775248775).

Almost surely, 2^{22501303323133} is an apocalyptic number.

It is an amenable number.

22501303323133 is a deficient number, since it is larger than the sum of its proper divisors (1797671967).

22501303323133 is a wasteful number, since it uses less digits than its factorization.

22501303323133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1797671966.

The product of its (nonzero) digits is 29160, while the sum is 31.

Adding to 22501303323133 its reverse (33132330310522), we get a palindrome (55633633633655).

The spelling of 22501303323133 in words is "twenty-two trillion, five hundred one billion, three hundred three million, three hundred twenty-three thousand, one hundred thirty-three".