350158079221 has 2 divisors, whose sum is σ = 350158079222. Its totient is φ = 350158079220.

The previous prime is 350158079137. The next prime is 350158079251. The reversal of 350158079221 is 122970851053.

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., 319756320900 + 30401758321 = 565470^2 + 174361^2 .

It is a cyclic number.

It is not a de Polignac number, because 350158079221 - 2⁷ = 350158079093 is a prime.

It is a super-2 number, since 2×350158079221² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (350158079251) 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, 175079039610 + 175079039611.

It is an arithmetic number, because the mean of its divisors is an integer number (175079039611).

Almost surely, 2^350158079221 is an apocalyptic number.

It is an amenable number.

350158079221 is a deficient number, since it is larger than the sum of its proper divisors (1).

350158079221 is an equidigital number, since it uses as much as digits as its factorization.

350158079221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 43.

The spelling of 350158079221 in words is "three hundred fifty billion, one hundred fifty-eight million, seventy-nine thousand, two hundred twenty-one".