1123030303211 has 4 divisors (see below), whose sum is σ = 1131873061632. Its totient is φ = 1114187544792.

The previous prime is 1123030303183. The next prime is 1123030303231.

1123030303211 is nontrivially palindromic in base 10.

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 1123030303211 - 2⁶ = 1123030303147 is a prime.

It is a super-2 number, since 2×1123030303211² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123030303231) 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, 4421379020 + ... + 4421379273.

It is an arithmetic number, because the mean of its divisors is an integer number (282968265408).

Almost surely, 2^{1123030303211} is an apocalyptic number.

1123030303211 is a deficient number, since it is larger than the sum of its proper divisors (8842758421).

1123030303211 is an equidigital number, since it uses as much as digits as its factorization.

1123030303211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8842758420.

The product of its (nonzero) digits is 324, while the sum is 20.

It can be divided in two parts, 1123030 and 303211, that added together give a palindrome (1426241).

The spelling of 1123030303211 in words is "one trillion, one hundred twenty-three billion, thirty million, three hundred three thousand, two hundred eleven".