22750000211 has 4 divisors (see below), whose sum is σ = 23179245552. Its totient is φ = 22320754872.

The previous prime is 22750000187. The next prime is 22750000237. The reversal of 22750000211 is 11200005722.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22750000211 - 2¹⁰ = 22749999187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22750000261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214622591 + ... + 214622696.

It is an arithmetic number, because the mean of its divisors is an integer number (5794811388).

Almost surely, 2^22750000211 is an apocalyptic number.

22750000211 is a deficient number, since it is larger than the sum of its proper divisors (429245341).

22750000211 is an equidigital number, since it uses as much as digits as its factorization.

22750000211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429245340.

The product of its (nonzero) digits is 280, while the sum is 20.

Adding to 22750000211 its reverse (11200005722), we get a palindrome (33950005933).

The spelling of 22750000211 in words is "twenty-two billion, seven hundred fifty million, two hundred eleven", and thus it is an aban number.