100443120034 has 4 divisors (see below), whose sum is σ = 150664680054. Its totient is φ = 50221560016.

The previous prime is 100443120031. The next prime is 100443120061. The reversal of 100443120034 is 430021344001.

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., 64644588009 + 35798532025 = 254253^2 + 189205^2 .

It is a super-2 number, since 2×100443120034² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100443119987 and 100443120014.

It is not an unprimeable number, because it can be changed into a prime (100443120031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25110780007 + ... + 25110780010.

Almost surely, 2^100443120034 is an apocalyptic number.

100443120034 is a deficient number, since it is larger than the sum of its proper divisors (50221560020).

100443120034 is an equidigital number, since it uses as much as digits as its factorization.

100443120034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50221560019.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 100443120034 its reverse (430021344001), we get a palindrome (530464464035).

The spelling of 100443120034 in words is "one hundred billion, four hundred forty-three million, one hundred twenty thousand, thirty-four".