35054501221 has 2 divisors, whose sum is σ = 35054501222. Its totient is φ = 35054501220.

The previous prime is 35054501219. The next prime is 35054501233. The reversal of 35054501221 is 12210545053.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34897976100 + 156525121 = 186810^2 + 12511^2 .

It is a cyclic number.

It is not a de Polignac number, because 35054501221 - 2¹ = 35054501219 is a prime.

Together with 35054501219, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 35054501221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35054501281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17527250610 + 17527250611.

It is an arithmetic number, because the mean of its divisors is an integer number (17527250611).

Almost surely, 2^35054501221 is an apocalyptic number.

It is an amenable number.

35054501221 is a deficient number, since it is larger than the sum of its proper divisors (1).

35054501221 is an equidigital number, since it uses as much as digits as its factorization.

35054501221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 35054501221 in words is "thirty-five billion, fifty-four million, five hundred one thousand, two hundred twenty-one".