212435257201 has 2 divisors, whose sum is σ = 212435257202. Its totient is φ = 212435257200.

The previous prime is 212435257189. The next prime is 212435257207. The reversal of 212435257201 is 102752534212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 205389333601 + 7045923600 = 453199^2 + 83940^2 .

It is a cyclic number.

It is not a de Polignac number, because 212435257201 - 2¹³ = 212435249009 is a prime.

It is not a weakly prime, because it can be changed into another prime (212435257207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106217628600 + 106217628601.

It is an arithmetic number, because the mean of its divisors is an integer number (106217628601).

Almost surely, 2^212435257201 is an apocalyptic number.

It is an amenable number.

212435257201 is a deficient number, since it is larger than the sum of its proper divisors (1).

212435257201 is an equidigital number, since it uses as much as digits as its factorization.

212435257201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 34.

The spelling of 212435257201 in words is "two hundred twelve billion, four hundred thirty-five million, two hundred fifty-seven thousand, two hundred one".