351200215676227 has 4 divisors (see below), whose sum is σ = 351209977510456. Its totient is φ = 351190453842000.

The previous prime is 351200215676207. The next prime is 351200215676257. The reversal of 351200215676227 is 722676512002153.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 351200215676227 - 2¹¹ = 351200215674179 is a prime.

It is a super-2 number, since 2×351200215676227² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (351200215676207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4880863149 + ... + 4880935102.

It is an arithmetic number, because the mean of its divisors is an integer number (87802494377614).

Almost surely, 2^{351200215676227} is an apocalyptic number.

351200215676227 is a deficient number, since it is larger than the sum of its proper divisors (9761834229).

351200215676227 is an equidigital number, since it uses as much as digits as its factorization.

351200215676227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9761834228.

The product of its (nonzero) digits is 2116800, while the sum is 49.

The spelling of 351200215676227 in words is "three hundred fifty-one trillion, two hundred billion, two hundred fifteen million, six hundred seventy-six thousand, two hundred twenty-seven".