10662512422109 has 2 divisors, whose sum is σ = 10662512422110. Its totient is φ = 10662512422108.

The previous prime is 10662512422103. The next prime is 10662512422123. The reversal of 10662512422109 is 90122421526601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10605463099609 + 57049322500 = 3256603^2 + 238850^2 .

It is a cyclic number.

It is not a de Polignac number, because 10662512422109 - 2³² = 10658217454813 is a prime.

It is a super-2 number, since 2×10662512422109² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10662512422103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5331256211054 + 5331256211055.

It is an arithmetic number, because the mean of its divisors is an integer number (5331256211055).

Almost surely, 2^{10662512422109} is an apocalyptic number.

It is an amenable number.

10662512422109 is a deficient number, since it is larger than the sum of its proper divisors (1).

10662512422109 is an equidigital number, since it uses as much as digits as its factorization.

10662512422109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 10662512422109 in words is "ten trillion, six hundred sixty-two billion, five hundred twelve million, four hundred twenty-two thousand, one hundred nine".