213102222133 has 4 divisors (see below), whose sum is σ = 218058087808. Its totient is φ = 208146356460.

The previous prime is 213102222121. The next prime is 213102222169. The reversal of 213102222133 is 331222201312.

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 a cyclic number.

It is not a de Polignac number, because 213102222133 - 2³⁷ = 75663268661 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 (213102222173) 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, 2477932773 + ... + 2477932858.

It is an arithmetic number, because the mean of its divisors is an integer number (54514521952).

Almost surely, 2^213102222133 is an apocalyptic number.

It is an amenable number.

213102222133 is a deficient number, since it is larger than the sum of its proper divisors (4955865675).

213102222133 is an equidigital number, since it uses as much as digits as its factorization.

213102222133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4955865674.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 213102222133 its reverse (331222201312), we get a palindrome (544324423445).

The spelling of 213102222133 in words is "two hundred thirteen billion, one hundred two million, two hundred twenty-two thousand, one hundred thirty-three".