22523450210033 has 4 divisors (see below), whose sum is σ = 22523468376228. Its totient is φ = 22523432043840.

The previous prime is 22523450209993. The next prime is 22523450210047. The reversal of 22523450210033 is 33001205432522.

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 7422943842064 + 15100506367969 = 2724508^2 + 3885937^2 .

It is a cyclic number.

It is not a de Polignac number, because 22523450210033 - 2²⁰ = 22523449161457 is a prime.

It is a super-2 number, since 2×22523450210033² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22523450210333) 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, 7075388 + ... + 9752333.

It is an arithmetic number, because the mean of its divisors is an integer number (5630867094057).

Almost surely, 2^{22523450210033} is an apocalyptic number.

It is an amenable number.

22523450210033 is a deficient number, since it is larger than the sum of its proper divisors (18166195).

22523450210033 is a wasteful number, since it uses less digits than its factorization.

22523450210033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18166194.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 22523450210033 its reverse (33001205432522), we get a palindrome (55524655642555).

The spelling of 22523450210033 in words is "twenty-two trillion, five hundred twenty-three billion, four hundred fifty million, two hundred ten thousand, thirty-three".