107502602821 has 2 divisors, whose sum is σ = 107502602822. Its totient is φ = 107502602820.

The previous prime is 107502602777. The next prime is 107502602897. The reversal of 107502602821 is 128206205701.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104985072196 + 2517530625 = 324014^2 + 50175^2 .

It is a cyclic number.

It is not a de Polignac number, because 107502602821 - 2¹⁹ = 107502078533 is a prime.

It is a super-2 number, since 2×107502602821² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (107502606821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53751301410 + 53751301411.

It is an arithmetic number, because the mean of its divisors is an integer number (53751301411).

Almost surely, 2^107502602821 is an apocalyptic number.

It is an amenable number.

107502602821 is a deficient number, since it is larger than the sum of its proper divisors (1).

107502602821 is an equidigital number, since it uses as much as digits as its factorization.

107502602821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 34.

The spelling of 107502602821 in words is "one hundred seven billion, five hundred two million, six hundred two thousand, eight hundred twenty-one".