212895742799 has 2 divisors, whose sum is σ = 212895742800. Its totient is φ = 212895742798.

The previous prime is 212895742699. The next prime is 212895742831. The reversal of 212895742799 is 997247598212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212895742799 - 2³² = 208600775503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212895742699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106447871399 + 106447871400.

It is an arithmetic number, because the mean of its divisors is an integer number (106447871400).

Almost surely, 2^212895742799 is an apocalyptic number.

212895742799 is a deficient number, since it is larger than the sum of its proper divisors (1).

212895742799 is an equidigital number, since it uses as much as digits as its factorization.

212895742799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45722880, while the sum is 65.

The spelling of 212895742799 in words is "two hundred twelve billion, eight hundred ninety-five million, seven hundred forty-two thousand, seven hundred ninety-nine".