100011002110123 has 4 divisors (see below), whose sum is σ = 107704156118608. Its totient is φ = 92317848101640.

The previous prime is 100011002110079. The next prime is 100011002110237. The reversal of 100011002110123 is 321011200110001.

It is a happy number.

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 100011002110123 - 2¹⁷ = 100011001979051 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 7693154008471 = 100011002110123 / (1 + 0 + 0 + 0 + 1 + 1 + 0 + 0 + 2 + 1 + 1 + 0 + 1 + 2 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100011002140123) 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, 3846577004223 + ... + 3846577004248.

It is an arithmetic number, because the mean of its divisors is an integer number (26926039029652).

Almost surely, 2^{100011002110123} is an apocalyptic number.

100011002110123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

100011002110123 is a deficient number, since it is larger than the sum of its proper divisors (7693154008485).

100011002110123 is an equidigital number, since it uses as much as digits as its factorization.

100011002110123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7693154008484.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 100011002110123 its reverse (321011200110001), we get a palindrome (421022202220124).

The spelling of 100011002110123 in words is "one hundred trillion, eleven billion, two million, one hundred ten thousand, one hundred twenty-three".