351222122047 has 2 divisors, whose sum is σ = 351222122048. Its totient is φ = 351222122046.

The previous prime is 351222121997. The next prime is 351222122089. The reversal of 351222122047 is 740221222153.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 351222122047 - 2⁷ = 351222121919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (351225122047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175611061023 + 175611061024.

It is an arithmetic number, because the mean of its divisors is an integer number (175611061024).

Almost surely, 2^351222122047 is an apocalyptic number.

351222122047 is a deficient number, since it is larger than the sum of its proper divisors (1).

351222122047 is an equidigital number, since it uses as much as digits as its factorization.

351222122047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 31.

The spelling of 351222122047 in words is "three hundred fifty-one billion, two hundred twenty-two million, one hundred twenty-two thousand, forty-seven".