100403386819 has 2 divisors, whose sum is σ = 100403386820. Its totient is φ = 100403386818.

The previous prime is 100403386817. The next prime is 100403386847. The reversal of 100403386819 is 918683304001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100403386819 - 2¹ = 100403386817 is a prime.

It is a super-2 number, since 2×100403386819² (a number of 23 digits) contains 22 as substring.

Together with 100403386817, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (100403386817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50201693409 + 50201693410.

It is an arithmetic number, because the mean of its divisors is an integer number (50201693410).

Almost surely, 2^100403386819 is an apocalyptic number.

100403386819 is a deficient number, since it is larger than the sum of its proper divisors (1).

100403386819 is an equidigital number, since it uses as much as digits as its factorization.

100403386819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 43.

The spelling of 100403386819 in words is "one hundred billion, four hundred three million, three hundred eighty-six thousand, eight hundred nineteen".