2235205213601 has 2 divisors, whose sum is σ = 2235205213602. Its totient is φ = 2235205213600.

The previous prime is 2235205213537. The next prime is 2235205213627. The reversal of 2235205213601 is 1063125025322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1443325918225 + 791879295376 = 1201385^2 + 889876^2 .

It is a cyclic number.

It is not a de Polignac number, because 2235205213601 - 2⁶ = 2235205213537 is a prime.

It is a super-2 number, since 2×2235205213601² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2235205218601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1117602606800 + 1117602606801.

It is an arithmetic number, because the mean of its divisors is an integer number (1117602606801).

Almost surely, 2^{2235205213601} is an apocalyptic number.

It is an amenable number.

2235205213601 is a deficient number, since it is larger than the sum of its proper divisors (1).

2235205213601 is an equidigital number, since it uses as much as digits as its factorization.

2235205213601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 2235205213601 in words is "two trillion, two hundred thirty-five billion, two hundred five million, two hundred thirteen thousand, six hundred one".