232100002213 has 4 divisors (see below), whose sum is σ = 232327329388. Its totient is φ = 231872675040.

The previous prime is 232100002159. The next prime is 232100002223. The reversal of 232100002213 is 312200001232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 105194489569 + 126905512644 = 324337^2 + 356238^2 .

It is a cyclic number.

It is not a de Polignac number, because 232100002213 - 2⁹ = 232100001701 is a prime.

It is a super-2 number, since 2×232100002213² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232100002223) 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, 113662056 + ... + 113664097.

It is an arithmetic number, because the mean of its divisors is an integer number (58081832347).

Almost surely, 2^232100002213 is an apocalyptic number.

It is an amenable number.

232100002213 is a deficient number, since it is larger than the sum of its proper divisors (227327175).

232100002213 is a wasteful number, since it uses less digits than its factorization.

232100002213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227327174.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 232100002213 its reverse (312200001232), we get a palindrome (544300003445).

The spelling of 232100002213 in words is "two hundred thirty-two billion, one hundred million, two thousand, two hundred thirteen".