233030103213 has 4 divisors (see below), whose sum is σ = 310706804288. Its totient is φ = 155353402140.

The previous prime is 233030103209. The next prime is 233030103221. The reversal of 233030103213 is 312301030332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 233030103213 - 2² = 233030103209 is a prime.

It is a super-2 number, since 2×233030103213² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 233030103213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233030103913) 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, 38838350533 + ... + 38838350538.

It is an arithmetic number, because the mean of its divisors is an integer number (77676701072).

Almost surely, 2^233030103213 is an apocalyptic number.

It is an amenable number.

233030103213 is a deficient number, since it is larger than the sum of its proper divisors (77676701075).

233030103213 is an equidigital number, since it uses as much as digits as its factorization.

233030103213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77676701074.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 233030103213 its reverse (312301030332), we get a palindrome (545331133545).

The spelling of 233030103213 in words is "two hundred thirty-three billion, thirty million, one hundred three thousand, two hundred thirteen".