1100120230123 has 2 divisors, whose sum is σ = 1100120230124. Its totient is φ = 1100120230122.

The previous prime is 1100120230103. The next prime is 1100120230177. The reversal of 1100120230123 is 3210320210011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100120230123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1100120230097 and 1100120230106.

It is not a weakly prime, because it can be changed into another prime (1100120230103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550060115061 + 550060115062.

It is an arithmetic number, because the mean of its divisors is an integer number (550060115062).

Almost surely, 2^{1100120230123} is an apocalyptic number.

1100120230123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100120230123 is an equidigital number, since it uses as much as digits as its factorization.

1100120230123 is an evil number, because the sum of its binary digits is even.

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

Adding to 1100120230123 its reverse (3210320210011), we get a palindrome (4310440440134).

The spelling of 1100120230123 in words is "one trillion, one hundred billion, one hundred twenty million, two hundred thirty thousand, one hundred twenty-three".