103209102851 has 2 divisors, whose sum is σ = 103209102852. Its totient is φ = 103209102850.

The previous prime is 103209102833. The next prime is 103209102947. The reversal of 103209102851 is 158201902301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103209102851 is a prime.

It is a super-2 number, since 2×103209102851² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103209102811) 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, 51604551425 + 51604551426.

It is an arithmetic number, because the mean of its divisors is an integer number (51604551426).

Almost surely, 2^103209102851 is an apocalyptic number.

103209102851 is a deficient number, since it is larger than the sum of its proper divisors (1).

103209102851 is an equidigital number, since it uses as much as digits as its factorization.

103209102851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 32.

The spelling of 103209102851 in words is "one hundred three billion, two hundred nine million, one hundred two thousand, eight hundred fifty-one".