22025211503 has 8 divisors (see below), whose sum is σ = 22543815888. Its totient is φ = 21506897664.

The previous prime is 22025211497. The next prime is 22025211547. The reversal of 22025211503 is 30511252022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22025211503 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 (22025211553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84725 + ... + 226337.

It is an arithmetic number, because the mean of its divisors is an integer number (2817976986).

Almost surely, 2^22025211503 is an apocalyptic number.

22025211503 is a deficient number, since it is larger than the sum of its proper divisors (518604385).

22025211503 is a wasteful number, since it uses less digits than its factorization.

22025211503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145273.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 22025211503 its reverse (30511252022), we get a palindrome (52536463525).

The spelling of 22025211503 in words is "twenty-two billion, twenty-five million, two hundred eleven thousand, five hundred three".