1123233231211 has 8 divisors (see below), whose sum is σ = 1382440900064. Its totient is φ = 888712007040.

The previous prime is 1123233231181. The next prime is 1123233231247. The reversal of 1123233231211 is 1121323323211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1123233231211 - 2⁵ = 1123233231179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1123233231011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6171611070 + ... + 6171611251.

It is an arithmetic number, because the mean of its divisors is an integer number (172805112508).

Almost surely, 2^{1123233231211} is an apocalyptic number.

1123233231211 is a deficient number, since it is larger than the sum of its proper divisors (259207668853).

1123233231211 is a wasteful number, since it uses less digits than its factorization.

1123233231211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12343222341.

The product of its digits is 1296, while the sum is 25.

Adding to 1123233231211 its reverse (1121323323211), we get a palindrome (2244556554422).

The spelling of 1123233231211 in words is "one trillion, one hundred twenty-three billion, two hundred thirty-three million, two hundred thirty-one thousand, two hundred eleven".