100124426 has 4 divisors (see below), whose sum is σ = 150186642. Its totient is φ = 50062212.

The previous prime is 100124417. The next prime is 100124447. The reversal of 100124426 is 624421001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 86471401 + 13653025 = 9299^2 + 3695^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100124398 and 100124407.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25031105 + ... + 25031108.

Almost surely, 2^100124426 is an apocalyptic number.

100124426 is a deficient number, since it is larger than the sum of its proper divisors (50062216).

100124426 is an equidigital number, since it uses as much as digits as its factorization.

100124426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50062215.

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

The square root of 100124426 is about 10006.2193659743. The cubic root of 100124426 is about 464.3513150157.

Adding to 100124426 its reverse (624421001), we get a palindrome (724545427).

The spelling of 100124426 in words is "one hundred million, one hundred twenty-four thousand, four hundred twenty-six".