213113301223 has 2 divisors, whose sum is σ = 213113301224. Its totient is φ = 213113301222.

The previous prime is 213113301217. The next prime is 213113301263. The reversal of 213113301223 is 322103311312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213113301223 - 2²¹ = 213111204071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213113301194 and 213113301203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213113301263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106556650611 + 106556650612.

It is an arithmetic number, because the mean of its divisors is an integer number (106556650612).

Almost surely, 2^213113301223 is an apocalyptic number.

213113301223 is a deficient number, since it is larger than the sum of its proper divisors (1).

213113301223 is an equidigital number, since it uses as much as digits as its factorization.

213113301223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 213113301223 its reverse (322103311312), we get a palindrome (535216612535).

The spelling of 213113301223 in words is "two hundred thirteen billion, one hundred thirteen million, three hundred one thousand, two hundred twenty-three".