100244122012 has 24 divisors (see below), whose sum is σ = 177968523600. Its totient is φ = 49400929536.

The previous prime is 100244122007. The next prime is 100244122019. The reversal of 100244122012 is 210221442001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100244122019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 538587 + ... + 700402.

It is an arithmetic number, because the mean of its divisors is an integer number (7415355150).

Almost surely, 2^100244122012 is an apocalyptic number.

It is an amenable number.

100244122012 is a deficient number, since it is larger than the sum of its proper divisors (77724401588).

100244122012 is a wasteful number, since it uses less digits than its factorization.

100244122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239285 (or 1239283 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 100244122012 its reverse (210221442001), we get a palindrome (310465564013).

The spelling of 100244122012 in words is "one hundred billion, two hundred forty-four million, one hundred twenty-two thousand, twelve".