100320332213 has 4 divisors (see below), whose sum is σ = 101354562540. Its totient is φ = 99286101888.

The previous prime is 100320332209. The next prime is 100320332257. The reversal of 100320332213 is 312233023001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 312233023001 = 30059 ⋅10387339.

It can be written as a sum of positive squares in 2 ways, for example, as 26470639204 + 73849693009 = 162698^2 + 271753^2 .

It is a cyclic number.

It is not a de Polignac number, because 100320332213 - 2² = 100320332209 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100320332713) 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, 517115018 + ... + 517115211.

It is an arithmetic number, because the mean of its divisors is an integer number (25338640635).

Almost surely, 2^100320332213 is an apocalyptic number.

It is an amenable number.

100320332213 is a deficient number, since it is larger than the sum of its proper divisors (1034230327).

100320332213 is an equidigital number, since it uses as much as digits as its factorization.

100320332213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034230326.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 100320332213 its reverse (312233023001), we get a palindrome (412553355214).

The spelling of 100320332213 in words is "one hundred billion, three hundred twenty million, three hundred thirty-two thousand, two hundred thirteen".