212020033913 has 2 divisors, whose sum is σ = 212020033914. Its totient is φ = 212020033912.

The previous prime is 212020033903. The next prime is 212020033933. The reversal of 212020033913 is 319330020212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193945113664 + 18074920249 = 440392^2 + 134443^2 .

It is a cyclic number.

It is not a de Polignac number, because 212020033913 - 2²⁰ = 212018985337 is a prime.

It is not a weakly prime, because it can be changed into another prime (212020033903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106010016956 + 106010016957.

It is an arithmetic number, because the mean of its divisors is an integer number (106010016957).

Almost surely, 2^212020033913 is an apocalyptic number.

It is an amenable number.

212020033913 is a deficient number, since it is larger than the sum of its proper divisors (1).

212020033913 is an equidigital number, since it uses as much as digits as its factorization.

212020033913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

The spelling of 212020033913 in words is "two hundred twelve billion, twenty million, thirty-three thousand, nine hundred thirteen".