212133443329 has 2 divisors, whose sum is σ = 212133443330. Its totient is φ = 212133443328.

The previous prime is 212133443281. The next prime is 212133443339. The reversal of 212133443329 is 923344331212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108552457729 + 103580985600 = 329473^2 + 321840^2 .

It is a cyclic number.

It is not a de Polignac number, because 212133443329 - 2⁷ = 212133443201 is a prime.

It is not a weakly prime, because it can be changed into another prime (212133443339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106066721664 + 106066721665.

It is an arithmetic number, because the mean of its divisors is an integer number (106066721665).

Almost surely, 2^212133443329 is an apocalyptic number.

It is an amenable number.

212133443329 is a deficient number, since it is larger than the sum of its proper divisors (1).

212133443329 is an equidigital number, since it uses as much as digits as its factorization.

212133443329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 37.

The spelling of 212133443329 in words is "two hundred twelve billion, one hundred thirty-three million, four hundred forty-three thousand, three hundred twenty-nine".