100412021399 has 2 divisors, whose sum is σ = 100412021400. Its totient is φ = 100412021398.

The previous prime is 100412021393. The next prime is 100412021461. The reversal of 100412021399 is 993120214001.

It is a weak prime.

It is an emirp because it is prime and its reverse (993120214001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100412021399 - 2⁴ = 100412021383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100412021393) 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, 50206010699 + 50206010700.

It is an arithmetic number, because the mean of its divisors is an integer number (50206010700).

Almost surely, 2^100412021399 is an apocalyptic number.

100412021399 is a deficient number, since it is larger than the sum of its proper divisors (1).

100412021399 is an equidigital number, since it uses as much as digits as its factorization.

100412021399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 32.

The spelling of 100412021399 in words is "one hundred billion, four hundred twelve million, twenty-one thousand, three hundred ninety-nine".