5667651700121 has 2 divisors, whose sum is σ = 5667651700122. Its totient is φ = 5667651700120.

The previous prime is 5667651700019. The next prime is 5667651700223. The reversal of 5667651700121 is 1210071567665.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (5667651700019) and next prime (5667651700223).

It can be written as a sum of positive squares in only one way, i.e., 5607727108096 + 59924592025 = 2368064^2 + 244795^2 .

It is a cyclic number.

It is not a de Polignac number, because 5667651700121 - 2¹⁸ = 5667651437977 is a prime.

It is a super-2 number, since 2×5667651700121² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5667651100121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2833825850060 + 2833825850061.

It is an arithmetic number, because the mean of its divisors is an integer number (2833825850061).

Almost surely, 2^{5667651700121} is an apocalyptic number.

It is an amenable number.

5667651700121 is a deficient number, since it is larger than the sum of its proper divisors (1).

5667651700121 is an equidigital number, since it uses as much as digits as its factorization.

5667651700121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 529200, while the sum is 47.

The spelling of 5667651700121 in words is "five trillion, six hundred sixty-seven billion, six hundred fifty-one million, seven hundred thousand, one hundred twenty-one".