100434021004 has 6 divisors (see below), whose sum is σ = 175759536764. Its totient is φ = 50217010500.

The previous prime is 100434020989. The next prime is 100434021053. The reversal of 100434021004 is 400120434001.

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 as a sum of consecutive naturals, namely, 12554252622 + ... + 12554252629.

Almost surely, 2^100434021004 is an apocalyptic number.

It is an amenable number.

100434021004 is a deficient number, since it is larger than the sum of its proper divisors (75325515760).

100434021004 is a wasteful number, since it uses less digits than its factorization.

100434021004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25108505255 (or 25108505253 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 100434021004 its reverse (400120434001), we get a palindrome (500554455005).

The spelling of 100434021004 in words is "one hundred billion, four hundred thirty-four million, twenty-one thousand, four".