100000009748831 has 2 divisors, whose sum is σ = 100000009748832. Its totient is φ = 100000009748830.

The previous prime is 100000009748767. The next prime is 100000009748857. The reversal of 100000009748831 is 138847900000001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100000009748831 - 2⁶ = 100000009748767 is a prime.

It is a super-2 number, since 2×100000009748831² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100000009718831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000004874415 + 50000004874416.

It is an arithmetic number, because the mean of its divisors is an integer number (50000004874416).

Almost surely, 2^{100000009748831} is an apocalyptic number.

100000009748831 is a deficient number, since it is larger than the sum of its proper divisors (1).

100000009748831 is an equidigital number, since it uses as much as digits as its factorization.

100000009748831 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 41.

Adding to 100000009748831 its reverse (138847900000001), we get a palindrome (238847909748832).

The spelling of 100000009748831 in words is "one hundred trillion, nine million, seven hundred forty-eight thousand, eight hundred thirty-one".