100333433213 has 4 divisors (see below), whose sum is σ = 108051389628. Its totient is φ = 92615476800.

The previous prime is 100333433183. The next prime is 100333433267. The reversal of 100333433213 is 312334333001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 312334333001 = 41 ⋅7617910561.

It can be written as a sum of positive squares in 2 ways, for example, as 52843435129 + 47489998084 = 229877^2 + 217922^2 .

It is a cyclic number.

It is not a de Polignac number, because 100333433213 - 2⁸ = 100333432957 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100333433413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3858978188 + ... + 3858978213.

It is an arithmetic number, because the mean of its divisors is an integer number (27012847407).

Almost surely, 2^100333433213 is an apocalyptic number.

100333433213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

100333433213 is a deficient number, since it is larger than the sum of its proper divisors (7717956415).

100333433213 is an equidigital number, since it uses as much as digits as its factorization.

100333433213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7717956414.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 100333433213 its reverse (312334333001), we get a palindrome (412667766214).

The spelling of 100333433213 in words is "one hundred billion, three hundred thirty-three million, four hundred thirty-three thousand, two hundred thirteen".