10123221242 has 32 divisors (see below), whose sum is σ = 17033932800. Its totient is φ = 4489114608.

The previous prime is 10123221193. The next prime is 10123221257. The reversal of 10123221242 is 24212232101.

10123221242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 82142 + ... + 164297.

It is an arithmetic number, because the mean of its divisors is an integer number (532310400).

Almost surely, 2^10123221242 is an apocalyptic number.

10123221242 is a deficient number, since it is larger than the sum of its proper divisors (6910711558).

10123221242 is a wasteful number, since it uses less digits than its factorization.

10123221242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246530.

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

Adding to 10123221242 its reverse (24212232101), we get a palindrome (34335453343).

The spelling of 10123221242 in words is "ten billion, one hundred twenty-three million, two hundred twenty-one thousand, two hundred forty-two".