22001041525 has 12 divisors (see below), whose sum is σ = 27312930432. Its totient is φ = 17580421040.

The previous prime is 22001041511. The next prime is 22001041537. The reversal of 22001041525 is 52514010022.

It is not a de Polignac number, because 22001041525 - 2¹¹ = 22001039477 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22001041496 and 22001041505.

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, 488299 + ... + 531448.

It is an arithmetic number, because the mean of its divisors is an integer number (2276077536).

Almost surely, 2^22001041525 is an apocalyptic number.

22001041525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22001041525 is a deficient number, since it is larger than the sum of its proper divisors (5311888907).

22001041525 is a wasteful number, since it uses less digits than its factorization.

22001041525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020620 (or 1020615 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

Adding to 22001041525 its reverse (52514010022), we get a palindrome (74515051547).

The spelling of 22001041525 in words is "twenty-two billion, one million, forty-one thousand, five hundred twenty-five".