212120331200039 has 2 divisors, whose sum is σ = 212120331200040. Its totient is φ = 212120331200038.

The previous prime is 212120331199957. The next prime is 212120331200047. The reversal of 212120331200039 is 930002133021212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212120331200039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212120331199984 and 212120331200020.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212120331200059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106060165600019 + 106060165600020.

It is an arithmetic number, because the mean of its divisors is an integer number (106060165600020).

Almost surely, 2^{212120331200039} is an apocalyptic number.

212120331200039 is a deficient number, since it is larger than the sum of its proper divisors (1).

212120331200039 is an equidigital number, since it uses as much as digits as its factorization.

212120331200039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The spelling of 212120331200039 in words is "two hundred twelve trillion, one hundred twenty billion, three hundred thirty-one million, two hundred thousand, thirty-nine".