22521054333245 has 32 divisors (see below), whose sum is σ = 29484939036672. Its totient is φ = 16413738550272.

The previous prime is 22521054333233. The next prime is 22521054333247. The reversal of 22521054333245 is 54233345012522.

It is a cyclic number.

It is not a de Polignac number, because 22521054333245 - 2⁴ = 22521054333229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22521054333247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3134564 + ... + 7407266.

It is an arithmetic number, because the mean of its divisors is an integer number (921404344896).

Almost surely, 2^{22521054333245} is an apocalyptic number.

It is an amenable number.

22521054333245 is a deficient number, since it is larger than the sum of its proper divisors (6963884703427).

22521054333245 is a wasteful number, since it uses less digits than its factorization.

22521054333245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4273781.

The product of its (nonzero) digits is 864000, while the sum is 41.

Adding to 22521054333245 its reverse (54233345012522), we get a palindrome (76754399345767).

The spelling of 22521054333245 in words is "twenty-two trillion, five hundred twenty-one billion, fifty-four million, three hundred thirty-three thousand, two hundred forty-five".