212699348201 has 2 divisors, whose sum is σ = 212699348202. Its totient is φ = 212699348200.

The previous prime is 212699348117. The next prime is 212699348261. The reversal of 212699348201 is 102843996212.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 212429731801 + 269616400 = 460901^2 + 16420^2 .

It is a cyclic number.

It is not a de Polignac number, because 212699348201 - 2¹⁸ = 212699086057 is a prime.

It is not a weakly prime, because it can be changed into another prime (212699348261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106349674100 + 106349674101.

It is an arithmetic number, because the mean of its divisors is an integer number (106349674101).

Almost surely, 2^212699348201 is an apocalyptic number.

It is an amenable number.

212699348201 is a deficient number, since it is larger than the sum of its proper divisors (1).

212699348201 is an equidigital number, since it uses as much as digits as its factorization.

212699348201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 47.

The spelling of 212699348201 in words is "two hundred twelve billion, six hundred ninety-nine million, three hundred forty-eight thousand, two hundred one".