47211011863097 has 2 divisors, whose sum is σ = 47211011863098. Its totient is φ = 47211011863096.

The previous prime is 47211011863013. The next prime is 47211011863111. The reversal of 47211011863097 is 79036811011274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31770481713961 + 15440530149136 = 5636531^2 + 3929444^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47211011863097 is a prime.

It is a super-2 number, since 2×47211011863097² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (47211010863097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23605505931548 + 23605505931549.

It is an arithmetic number, because the mean of its divisors is an integer number (23605505931549).

Almost surely, 2^{47211011863097} is an apocalyptic number.

It is an amenable number.

47211011863097 is a deficient number, since it is larger than the sum of its proper divisors (1).

47211011863097 is an equidigital number, since it uses as much as digits as its factorization.

47211011863097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 50.

The spelling of 47211011863097 in words is "forty-seven trillion, two hundred eleven billion, eleven million, eight hundred sixty-three thousand, ninety-seven".