1123233223211 has 32 divisors (see below), whose sum is σ = 1269959485440. Its totient is φ = 984212985600.

The previous prime is 1123233223141. The next prime is 1123233223249. The reversal of 1123233223211 is 1123223323211.

It is a cyclic number.

It is not a de Polignac number, because 1123233223211 - 2¹⁴ = 1123233206827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123233228211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 155719841 + ... + 155727053.

It is an arithmetic number, because the mean of its divisors is an integer number (39686233920).

Almost surely, 2^{1123233223211} is an apocalyptic number.

1123233223211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1123233223211 is a deficient number, since it is larger than the sum of its proper divisors (146726262229).

1123233223211 is a wasteful number, since it uses less digits than its factorization.

1123233223211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9027.

The product of its digits is 2592, while the sum is 26.

Adding to 1123233223211 its reverse (1123223323211), we get a palindrome (2246456546422).

It can be divided in two parts, 112 and 3233223211, that added together give a palindrome (3233223323).

The spelling of 1123233223211 in words is "one trillion, one hundred twenty-three billion, two hundred thirty-three million, two hundred twenty-three thousand, two hundred eleven".