22222024355525 has 12 divisors (see below), whose sum is σ = 27643346345412. Its totient is φ = 17720821971840.

The previous prime is 22222024355513. The next prime is 22222024355603. The reversal of 22222024355525 is 52555342022222.

It can be written as a sum of positive squares in 6 ways, for example, as 3143107040161 + 19078917315364 = 1772881^2 + 4367942^2 .

It is a de Polignac number, because none of the positive numbers 2^k-22222024355525 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1419929834 + ... + 1419945483.

It is an arithmetic number, because the mean of its divisors is an integer number (2303612195451).

Almost surely, 2^{22222024355525} is an apocalyptic number.

22222024355525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22222024355525 is a deficient number, since it is larger than the sum of its proper divisors (5421321989887).

22222024355525 is a wasteful number, since it uses less digits than its factorization.

22222024355525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2839875640 (or 2839875635 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 41.

Adding to 22222024355525 its reverse (52555342022222), we get a palindrome (74777366377747).

The spelling of 22222024355525 in words is "twenty-two trillion, two hundred twenty-two billion, twenty-four million, three hundred fifty-five thousand, five hundred twenty-five".