103512788213 has 2 divisors, whose sum is σ = 103512788214. Its totient is φ = 103512788212.

The previous prime is 103512788167. The next prime is 103512788221. The reversal of 103512788213 is 312887215301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65580551569 + 37932236644 = 256087^2 + 194762^2 .

It is a cyclic number.

It is not a de Polignac number, because 103512788213 - 2⁸ = 103512787957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103512758213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51756394106 + 51756394107.

It is an arithmetic number, because the mean of its divisors is an integer number (51756394107).

Almost surely, 2^103512788213 is an apocalyptic number.

It is an amenable number.

103512788213 is a deficient number, since it is larger than the sum of its proper divisors (1).

103512788213 is an equidigital number, since it uses as much as digits as its factorization.

103512788213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 41.

The spelling of 103512788213 in words is "one hundred three billion, five hundred twelve million, seven hundred eighty-eight thousand, two hundred thirteen".