100434020312 has 8 divisors (see below), whose sum is σ = 188313788100. Its totient is φ = 50217010152.

The previous prime is 100434020261. The next prime is 100434020347. The reversal of 100434020312 is 213020434001.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6277126262 + ... + 6277126277.

Almost surely, 2^100434020312 is an apocalyptic number.

It is an amenable number.

100434020312 is a deficient number, since it is larger than the sum of its proper divisors (87879767788).

100434020312 is a wasteful number, since it uses less digits than its factorization.

100434020312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12554252545 (or 12554252541 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 100434020312 its reverse (213020434001), we get a palindrome (313454454313).

The spelling of 100434020312 in words is "one hundred billion, four hundred thirty-four million, twenty thousand, three hundred twelve".