100123023311999 has 4 divisors (see below), whose sum is σ = 100123112735064. Its totient is φ = 100122933888936.

The previous prime is 100123023311981. The next prime is 100123023312001. The reversal of 100123023311999 is 999113320321001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100123023311999 - 2¹² = 100123023307903 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 (100123023314999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43010477 + ... + 45278550.

It is an arithmetic number, because the mean of its divisors is an integer number (25030778183766).

Almost surely, 2^{100123023311999} is an apocalyptic number.

100123023311999 is a deficient number, since it is larger than the sum of its proper divisors (89423065).

100123023311999 is an equidigital number, since it uses as much as digits as its factorization.

100123023311999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89423064.

The product of its (nonzero) digits is 78732, while the sum is 44.

The spelling of 100123023311999 in words is "one hundred trillion, one hundred twenty-three billion, twenty-three million, three hundred eleven thousand, nine hundred ninety-nine".