2101123244 has 12 divisors (see below), whose sum is σ = 4011235368. Its totient is φ = 955056000.

The previous prime is 2101123237. The next prime is 2101123253. The reversal of 2101123244 is 4423211012.

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, 23876357 + ... + 23876444.

It is an arithmetic number, because the mean of its divisors is an integer number (334269614).

Almost surely, 2^2101123244 is an apocalyptic number.

It is an amenable number.

2101123244 is a deficient number, since it is larger than the sum of its proper divisors (1910112124).

2101123244 is a wasteful number, since it uses less digits than its factorization.

2101123244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47752816 (or 47752814 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 2101123244 is about 45838.0109079790. The cubic root of 2101123244 is about 1280.8074422070.

Adding to 2101123244 its reverse (4423211012), we get a palindrome (6524334256).

The spelling of 2101123244 in words is "two billion, one hundred one million, one hundred twenty-three thousand, two hundred forty-four".