117106220531 has 2 divisors, whose sum is σ = 117106220532. Its totient is φ = 117106220530.

The previous prime is 117106220507. The next prime is 117106220533. The reversal of 117106220531 is 135022601711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117106220531 - 2¹⁰ = 117106219507 is a prime.

It is a super-2 number, since 2×117106220531² (a number of 23 digits) contains 22 as substring.

Together with 117106220533, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 117106220494 and 117106220503.

It is not a weakly prime, because it can be changed into another prime (117106220533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58553110265 + 58553110266.

It is an arithmetic number, because the mean of its divisors is an integer number (58553110266).

Almost surely, 2^117106220531 is an apocalyptic number.

117106220531 is a deficient number, since it is larger than the sum of its proper divisors (1).

117106220531 is an equidigital number, since it uses as much as digits as its factorization.

117106220531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 29.

The spelling of 117106220531 in words is "one hundred seventeen billion, one hundred six million, two hundred twenty thousand, five hundred thirty-one".