212333120113 has 2 divisors, whose sum is σ = 212333120114. Its totient is φ = 212333120112.

The previous prime is 212333120107. The next prime is 212333120117. The reversal of 212333120113 is 311021333212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201406181089 + 10926939024 = 448783^2 + 104532^2 .

It is a cyclic number.

It is not a de Polignac number, because 212333120113 - 2¹⁷ = 212332989041 is a prime.

It is not a weakly prime, because it can be changed into another prime (212333120117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106166560056 + 106166560057.

It is an arithmetic number, because the mean of its divisors is an integer number (106166560057).

Almost surely, 2^212333120113 is an apocalyptic number.

It is an amenable number.

212333120113 is a deficient number, since it is larger than the sum of its proper divisors (1).

212333120113 is an equidigital number, since it uses as much as digits as its factorization.

212333120113 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 212333120113 its reverse (311021333212), we get a palindrome (523354453325).

The spelling of 212333120113 in words is "two hundred twelve billion, three hundred thirty-three million, one hundred twenty thousand, one hundred thirteen".