22821540203 has 16 divisors (see below), whose sum is σ = 28457318400. Its totient is φ = 17780212800.

The previous prime is 22821540193. The next prime is 22821540211. The reversal of 22821540203 is 30204512822.

It is not a de Polignac number, because 22821540203 - 2⁶ = 22821540139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22821540233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 562598 + ... + 601796.

It is an arithmetic number, because the mean of its divisors is an integer number (1778582400).

Almost surely, 2^22821540203 is an apocalyptic number.

22821540203 is a deficient number, since it is larger than the sum of its proper divisors (5635778197).

22821540203 is a wasteful number, since it uses less digits than its factorization.

22821540203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46778.

The product of its (nonzero) digits is 7680, while the sum is 29.

The spelling of 22821540203 in words is "twenty-two billion, eight hundred twenty-one million, five hundred forty thousand, two hundred three".