105225003211 has 4 divisors (see below), whose sum is σ = 105245009424. Its totient is φ = 105204997000.

The previous prime is 105225003203. The next prime is 105225003217. The reversal of 105225003211 is 112300522501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112300522501 = 223 ⋅503589787.

It is a cyclic number.

It is not a de Polignac number, because 105225003211 - 2³ = 105225003203 is a prime.

It is a super-2 number, since 2×105225003211² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105225003217) 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, 9995215 + ... + 10005736.

It is an arithmetic number, because the mean of its divisors is an integer number (26311252356).

Almost surely, 2^105225003211 is an apocalyptic number.

105225003211 is a deficient number, since it is larger than the sum of its proper divisors (20006213).

105225003211 is an equidigital number, since it uses as much as digits as its factorization.

105225003211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20006212.

The product of its (nonzero) digits is 600, while the sum is 22.

Adding to 105225003211 its reverse (112300522501), we get a palindrome (217525525712).

The spelling of 105225003211 in words is "one hundred five billion, two hundred twenty-five million, three thousand, two hundred eleven".