100992821230849 has 2 divisors, whose sum is σ = 100992821230850. Its totient is φ = 100992821230848.

The previous prime is 100992821230831. The next prime is 100992821230871. The reversal of 100992821230849 is 948032128299001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86587342573824 + 14405478657025 = 9305232^2 + 3795455^2 .

It is a cyclic number.

It is not a de Polignac number, because 100992821230849 - 2²⁷ = 100992687013121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100992821230793 and 100992821230802.

It is not a weakly prime, because it can be changed into another prime (100992821230949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50496410615424 + 50496410615425.

It is an arithmetic number, because the mean of its divisors is an integer number (50496410615425).

Almost surely, 2^{100992821230849} is an apocalyptic number.

It is an amenable number.

100992821230849 is a deficient number, since it is larger than the sum of its proper divisors (1).

100992821230849 is an equidigital number, since it uses as much as digits as its factorization.

100992821230849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4478976, while the sum is 58.

The spelling of 100992821230849 in words is "one hundred trillion, nine hundred ninety-two billion, eight hundred twenty-one million, two hundred thirty thousand, eight hundred forty-nine".