212003121323233 has 2 divisors, whose sum is σ = 212003121323234. Its totient is φ = 212003121323232.

The previous prime is 212003121323183. The next prime is 212003121323269. The reversal of 212003121323233 is 332323121300212.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 175160248675344 + 36842872647889 = 13234812^2 + 6069833^2 .

It is a cyclic number.

It is not a de Polignac number, because 212003121323233 - 2⁴⁵ = 176818749234401 is a prime.

It is not a weakly prime, because it can be changed into another prime (212003121323533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106001560661616 + 106001560661617.

It is an arithmetic number, because the mean of its divisors is an integer number (106001560661617).

Almost surely, 2^{212003121323233} is an apocalyptic number.

It is an amenable number.

212003121323233 is a deficient number, since it is larger than the sum of its proper divisors (1).

212003121323233 is an equidigital number, since it uses as much as digits as its factorization.

212003121323233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 212003121323233 its reverse (332323121300212), we get a palindrome (544326242623445).

The spelling of 212003121323233 in words is "two hundred twelve trillion, three billion, one hundred twenty-one million, three hundred twenty-three thousand, two hundred thirty-three".