22125031535205 has 64 divisors (see below), whose sum is σ = 41739190272000. Its totient is φ = 11095667896896.

The previous prime is 22125031535203. The next prime is 22125031535227. The reversal of 22125031535205 is 50253513052122.

22125031535205 is a `hidden beast` number, since 2 + 2 + 1 + 2 + 50 + 31 + 53 + 520 + 5 = 666.

It is not a de Polignac number, because 22125031535205 - 2¹ = 22125031535203 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22125031535205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22125031535203) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 60203365 + ... + 60569754.

It is an arithmetic number, because the mean of its divisors is an integer number (652174848000).

Almost surely, 2^{22125031535205} is an apocalyptic number.

It is an amenable number.

22125031535205 is a deficient number, since it is larger than the sum of its proper divisors (19614158736795).

22125031535205 is a wasteful number, since it uses less digits than its factorization.

22125031535205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120773215 (or 120773209 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

Adding to 22125031535205 its reverse (50253513052122), we get a palindrome (72378544587327).

The spelling of 22125031535205 in words is "twenty-two trillion, one hundred twenty-five billion, thirty-one million, five hundred thirty-five thousand, two hundred five".