1233241121 has 4 divisors (see below), whose sum is σ = 1409418432. Its totient is φ = 1057063812.

The previous prime is 1233241111. The next prime is 1233241127. The reversal of 1233241121 is 1211423321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1211423321 = 151 ⋅8022671.

It is not a de Polignac number, because 1233241121 - 2⁶ = 1233241057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1233241093 and 1233241102.

It is not an unprimeable number, because it can be changed into a prime (1233241127) 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, 88088645 + ... + 88088658.

It is an arithmetic number, because the mean of its divisors is an integer number (352354608).

Almost surely, 2^1233241121 is an apocalyptic number.

It is an amenable number.

1233241121 is a deficient number, since it is larger than the sum of its proper divisors (176177311).

1233241121 is an equidigital number, since it uses as much as digits as its factorization.

1233241121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176177310.

The product of its digits is 288, while the sum is 20.

The square root of 1233241121 is about 35117.5329571996. The cubic root of 1233241121 is about 1072.3815474760.

Adding to 1233241121 its reverse (1211423321), we get a palindrome (2444664442).

The spelling of 1233241121 in words is "one billion, two hundred thirty-three million, two hundred forty-one thousand, one hundred twenty-one".