2101254226 has 8 divisors (see below), whose sum is σ = 3163599180. Its totient is φ = 1046721168.

The previous prime is 2101254203. The next prime is 2101254277. The reversal of 2101254226 is 6224521012.

It can be written as a sum of positive squares in 2 ways, for example, as 1913975001 + 187279225 = 43749^2 + 13685^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2101254226.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1952301 + ... + 1953376.

Almost surely, 2^2101254226 is an apocalyptic number.

2101254226 is a deficient number, since it is larger than the sum of its proper divisors (1062344954).

2101254226 is a wasteful number, since it uses less digits than its factorization.

2101254226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3905948.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 2101254226 is about 45839.4396344458. The cubic root of 2101254226 is about 1280.8340564216.

Adding to 2101254226 its reverse (6224521012), we get a palindrome (8325775238).

The spelling of 2101254226 in words is "two billion, one hundred one million, two hundred fifty-four thousand, two hundred twenty-six".