1100300212123 has 4 divisors (see below), whose sum is σ = 1257485956720. Its totient is φ = 943114467528.

The previous prime is 1100300212087. The next prime is 1100300212129. The reversal of 1100300212123 is 3212120030011.

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 1100300212123 - 2²⁹ = 1099763341211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1100300212097 and 1100300212106.

It is not an unprimeable number, because it can be changed into a prime (1100300212129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78592872288 + ... + 78592872301.

It is an arithmetic number, because the mean of its divisors is an integer number (314371489180).

Almost surely, 2^{1100300212123} is an apocalyptic number.

1100300212123 is a deficient number, since it is larger than the sum of its proper divisors (157185744597).

1100300212123 is an equidigital number, since it uses as much as digits as its factorization.

1100300212123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157185744596.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1100300212123 its reverse (3212120030011), we get a palindrome (4312420242134).

The spelling of 1100300212123 in words is "one trillion, one hundred billion, three hundred million, two hundred twelve thousand, one hundred twenty-three".