213203100212233 has 2 divisors, whose sum is σ = 213203100212234. Its totient is φ = 213203100212232.

The previous prime is 213203100212189. The next prime is 213203100212237. The reversal of 213203100212233 is 332212001302312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 153580426061049 + 59622674151184 = 12392757^2 + 7721572^2 .

It is a cyclic number.

It is not a de Polignac number, because 213203100212233 - 2¹³ = 213203100204041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213203100212198 and 213203100212207.

It is not a weakly prime, because it can be changed into another prime (213203100212237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106601550106116 + 106601550106117.

It is an arithmetic number, because the mean of its divisors is an integer number (106601550106117).

Almost surely, 2^{213203100212233} is an apocalyptic number.

It is an amenable number.

213203100212233 is a deficient number, since it is larger than the sum of its proper divisors (1).

213203100212233 is an equidigital number, since it uses as much as digits as its factorization.

213203100212233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 213203100212233 its reverse (332212001302312), we get a palindrome (545415101514545).

The spelling of 213203100212233 in words is "two hundred thirteen trillion, two hundred three billion, one hundred million, two hundred twelve thousand, two hundred thirty-three".