1232111411 has 6 divisors (see below), whose sum is σ = 1300372812. Its totient is φ = 1167263100.

The previous prime is 1232111401. The next prime is 1232111417. The reversal of 1232111411 is 1141112321.

It is not a de Polignac number, because 1232111411 - 2⁶ = 1232111347 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1232111411.

It is not an unprimeable number, because it can be changed into a prime (1232111417) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1706165 + ... + 1706886.

It is an arithmetic number, because the mean of its divisors is an integer number (216728802).

Almost surely, 2^1232111411 is an apocalyptic number.

1232111411 is a deficient number, since it is larger than the sum of its proper divisors (68261401).

1232111411 is an equidigital number, since it uses as much as digits as its factorization.

1232111411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3413089 (or 3413070 counting only the distinct ones).

The product of its digits is 48, while the sum is 17.

The square root of 1232111411 is about 35101.4445714133. Note that the first 3 decimals coincide. The cubic root of 1232111411 is about 1072.0539958856.

Adding to 1232111411 its reverse (1141112321), we get a palindrome (2373223732).

It can be divided in two parts, 12321 and 11411, that added together give a palindrome (23732).

The spelling of 1232111411 in words is "one billion, two hundred thirty-two million, one hundred eleven thousand, four hundred eleven".