212030220329 has 2 divisors, whose sum is σ = 212030220330. Its totient is φ = 212030220328.

The previous prime is 212030220289. The next prime is 212030220379. The reversal of 212030220329 is 923022030212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144768835225 + 67261385104 = 380485^2 + 259348^2 .

It is a cyclic number.

It is not a de Polignac number, because 212030220329 - 2²⁴ = 212013443113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212030220298 and 212030220307.

It is not a weakly prime, because it can be changed into another prime (212030220379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106015110164 + 106015110165.

It is an arithmetic number, because the mean of its divisors is an integer number (106015110165).

Almost surely, 2^212030220329 is an apocalyptic number.

It is an amenable number.

212030220329 is a deficient number, since it is larger than the sum of its proper divisors (1).

212030220329 is an equidigital number, since it uses as much as digits as its factorization.

212030220329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

The spelling of 212030220329 in words is "two hundred twelve billion, thirty million, two hundred twenty thousand, three hundred twenty-nine".