351120202117 has 2 divisors, whose sum is σ = 351120202118. Its totient is φ = 351120202116.

The previous prime is 351120202091. The next prime is 351120202151. The reversal of 351120202117 is 711202021153.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 341609856676 + 9510345441 = 584474^2 + 97521^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-351120202117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 351120202091 and 351120202100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (351120202177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175560101058 + 175560101059.

It is an arithmetic number, because the mean of its divisors is an integer number (175560101059).

Almost surely, 2^351120202117 is an apocalyptic number.

It is an amenable number.

351120202117 is a deficient number, since it is larger than the sum of its proper divisors (1).

351120202117 is an equidigital number, since it uses as much as digits as its factorization.

351120202117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 25.

The spelling of 351120202117 in words is "three hundred fifty-one billion, one hundred twenty million, two hundred two thousand, one hundred seventeen".