100343321434 has 4 divisors (see below), whose sum is σ = 150514982154. Its totient is φ = 50171660716.

The previous prime is 100343321413. The next prime is 100343321459. The reversal of 100343321434 is 434123343001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 434123343001 = 50321 ⋅8627081.

It can be written as a sum of positive squares in only one way, i.e., 100333730025 + 9591409 = 316755^2 + 3097^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25085830357 + ... + 25085830360.

Almost surely, 2^100343321434 is an apocalyptic number.

100343321434 is a deficient number, since it is larger than the sum of its proper divisors (50171660720).

100343321434 is an equidigital number, since it uses as much as digits as its factorization.

100343321434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50171660719.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 100343321434 its reverse (434123343001), we get a palindrome (534466664435).

The spelling of 100343321434 in words is "one hundred billion, three hundred forty-three million, three hundred twenty-one thousand, four hundred thirty-four".