212020023329 has 2 divisors, whose sum is σ = 212020023330. Its totient is φ = 212020023328.

The previous prime is 212020023301. The next prime is 212020023349. The reversal of 212020023329 is 923320020212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182316190225 + 29703833104 = 426985^2 + 172348^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212020023329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212020023298 and 212020023307.

It is not a weakly prime, because it can be changed into another prime (212020023349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106010011664 + 106010011665.

It is an arithmetic number, because the mean of its divisors is an integer number (106010011665).

Almost surely, 2^212020023329 is an apocalyptic number.

It is an amenable number.

212020023329 is a deficient number, since it is larger than the sum of its proper divisors (1).

212020023329 is an equidigital number, since it uses as much as digits as its factorization.

212020023329 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 26.

The spelling of 212020023329 in words is "two hundred twelve billion, twenty million, twenty-three thousand, three hundred twenty-nine".