100243425122 has 16 divisors (see below), whose sum is σ = 159802019640. Its totient is φ = 46998006528.

The previous prime is 100243425119. The next prime is 100243425127. The reversal of 100243425122 is 221524342001.

It can be written as a sum of positive squares in 4 ways, for example, as 77023455961 + 23219969161 = 277531^2 + 152381^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100243425091 and 100243425100.

It is not an unprimeable number, because it can be changed into a prime (100243425127) 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, 5471033 + ... + 5489324.

Almost surely, 2^100243425122 is an apocalyptic number.

100243425122 is a deficient number, since it is larger than the sum of its proper divisors (59558594518).

100243425122 is a wasteful number, since it uses less digits than its factorization.

100243425122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10960645.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 100243425122 its reverse (221524342001), we get a palindrome (321767767123).

The spelling of 100243425122 in words is "one hundred billion, two hundred forty-three million, four hundred twenty-five thousand, one hundred twenty-two".