2103145222 has 8 divisors (see below), whose sum is σ = 3228083496. Its totient is φ = 1027117392.

The previous prime is 2103145181. The next prime is 2103145223. The reversal of 2103145222 is 2225413012.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 2103145193 and 2103145202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103145223) 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, 12227503 + ... + 12227674.

It is an arithmetic number, because the mean of its divisors is an integer number (403510437).

Almost surely, 2^2103145222 is an apocalyptic number.

2103145222 is a deficient number, since it is larger than the sum of its proper divisors (1124938274).

2103145222 is a wasteful number, since it uses less digits than its factorization.

2103145222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24455222.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2103145222 is about 45860.0612952054. The cubic root of 2103145222 is about 1281.2181644535.

Adding to 2103145222 its reverse (2225413012), we get a palindrome (4328558234).

The spelling of 2103145222 in words is "two billion, one hundred three million, one hundred forty-five thousand, two hundred twenty-two".