212051236459 has 2 divisors, whose sum is σ = 212051236460. Its totient is φ = 212051236458.

The previous prime is 212051236451. The next prime is 212051236483. The reversal of 212051236459 is 954632150212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212051236459 - 2³ = 212051236451 is a prime.

It is not a weakly prime, because it can be changed into another prime (212051236451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106025618229 + 106025618230.

It is an arithmetic number, because the mean of its divisors is an integer number (106025618230).

Almost surely, 2^212051236459 is an apocalyptic number.

212051236459 is a deficient number, since it is larger than the sum of its proper divisors (1).

212051236459 is an equidigital number, since it uses as much as digits as its factorization.

212051236459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 212051236459 in words is "two hundred twelve billion, fifty-one million, two hundred thirty-six thousand, four hundred fifty-nine".