212332980569 has 2 divisors, whose sum is σ = 212332980570. Its totient is φ = 212332980568.

The previous prime is 212332980499. The next prime is 212332980611. The reversal of 212332980569 is 965089233212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211887137344 + 445843225 = 460312^2 + 21115^2 .

It is a cyclic number.

It is not a de Polignac number, because 212332980569 - 2¹² = 212332976473 is a prime.

It is a super-2 number, since 2×212332980569² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (212332980469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106166490284 + 106166490285.

It is an arithmetic number, because the mean of its divisors is an integer number (106166490285).

Almost surely, 2^212332980569 is an apocalyptic number.

It is an amenable number.

212332980569 is a deficient number, since it is larger than the sum of its proper divisors (1).

212332980569 is an equidigital number, since it uses as much as digits as its factorization.

212332980569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 50.

The spelling of 212332980569 in words is "two hundred twelve billion, three hundred thirty-two million, nine hundred eighty thousand, five hundred sixty-nine".