100123131143 has 6 divisors (see below), whose sum is σ = 116469764856. Its totient is φ = 85819826652.

The previous prime is 100123131137. The next prime is 100123131169. The reversal of 100123131143 is 341131321001.

It is not a de Polignac number, because 100123131143 - 2¹⁴ = 100123114759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100123136143) 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 in 5 ways as a sum of consecutive naturals, for example, 1021664555 + ... + 1021664652.

It is an arithmetic number, because the mean of its divisors is an integer number (19411627476).

Almost surely, 2^100123131143 is an apocalyptic number.

100123131143 is a deficient number, since it is larger than the sum of its proper divisors (16346633713).

100123131143 is an equidigital number, since it uses as much as digits as its factorization.

100123131143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2043329221 (or 2043329214 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 100123131143 its reverse (341131321001), we get a palindrome (441254452144).

The spelling of 100123131143 in words is "one hundred billion, one hundred twenty-three million, one hundred thirty-one thousand, one hundred forty-three".