1234552331121 has 8 divisors (see below), whose sum is σ = 1650954256224. Its totient is φ = 820592646720.

The previous prime is 1234552331113. The next prime is 1234552331167. The reversal of 1234552331121 is 1211332554321.

It is a happy number.

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

It is not a de Polignac number, because 1234552331121 - 2³ = 1234552331113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1234552331191) 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, 610558995 + ... + 610561016.

It is an arithmetic number, because the mean of its divisors is an integer number (206369282028).

Almost surely, 2^{1234552331121} is an apocalyptic number.

It is an amenable number.

1234552331121 is a deficient number, since it is larger than the sum of its proper divisors (416401925103).

1234552331121 is a wasteful number, since it uses less digits than its factorization.

1234552331121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221120351.

The product of its digits is 21600, while the sum is 33.

Adding to 1234552331121 its reverse (1211332554321), we get a palindrome (2445884885442).

The spelling of 1234552331121 in words is "one trillion, two hundred thirty-four billion, five hundred fifty-two million, three hundred thirty-one thousand, one hundred twenty-one".