213232220212133 has 4 divisors (see below), whose sum is σ = 213741127659360. Its totient is φ = 212723312764908.

The previous prime is 213232220212097. The next prime is 213232220212169. The reversal of 213232220212133 is 331212022232312.

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 an interprime number because it is at equal distance from previous prime (213232220212097) and next prime (213232220212169).

It is a cyclic number.

It is not a de Polignac number, because 213232220212133 - 2⁶ = 213232220212069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213232220212096 and 213232220212105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213232220212633) 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, 254453722985 + ... + 254453723822.

It is an arithmetic number, because the mean of its divisors is an integer number (53435281914840).

Almost surely, 2^{213232220212133} is an apocalyptic number.

It is an amenable number.

213232220212133 is a deficient number, since it is larger than the sum of its proper divisors (508907447227).

213232220212133 is an equidigital number, since it uses as much as digits as its factorization.

213232220212133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508907447226.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 213232220212133 its reverse (331212022232312), we get a palindrome (544444242444445).

The spelling of 213232220212133 in words is "two hundred thirteen trillion, two hundred thirty-two billion, two hundred twenty million, two hundred twelve thousand, one hundred thirty-three".