212012314939 has 2 divisors, whose sum is σ = 212012314940. Its totient is φ = 212012314938.

The previous prime is 212012314889. The next prime is 212012314957. The reversal of 212012314939 is 939413210212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212012314939 - 2²³ = 212003926331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212012314898 and 212012314907.

It is not a weakly prime, because it can be changed into another prime (212012314139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106006157469 + 106006157470.

It is an arithmetic number, because the mean of its divisors is an integer number (106006157470).

Almost surely, 2^212012314939 is an apocalyptic number.

212012314939 is a deficient number, since it is larger than the sum of its proper divisors (1).

212012314939 is an equidigital number, since it uses as much as digits as its factorization.

212012314939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 37.

The spelling of 212012314939 in words is "two hundred twelve billion, twelve million, three hundred fourteen thousand, nine hundred thirty-nine".