1122333232121 has 4 divisors (see below), whose sum is σ = 1122442493172. Its totient is φ = 1122223971072.

The previous prime is 1122333232117. The next prime is 1122333232183. The reversal of 1122333232121 is 1212323332211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 290472492025 + 831860740096 = 538955^2 + 912064^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122333232121 - 2² = 1122333232117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122333202121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54615116 + ... + 54635661.

It is an arithmetic number, because the mean of its divisors is an integer number (280610623293).

Almost surely, 2^{1122333232121} is an apocalyptic number.

It is an amenable number.

1122333232121 is a deficient number, since it is larger than the sum of its proper divisors (109261051).

1122333232121 is a wasteful number, since it uses less digits than its factorization.

1122333232121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109261050.

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

Adding to 1122333232121 its reverse (1212323332211), we get a palindrome (2334656564332).

The spelling of 1122333232121 in words is "one trillion, one hundred twenty-two billion, three hundred thirty-three million, two hundred thirty-two thousand, one hundred twenty-one".