1132121123321 has 4 divisors (see below), whose sum is σ = 1132129448592. Its totient is φ = 1132112798052.

The previous prime is 1132121123291. The next prime is 1132121123381. The reversal of 1132121123321 is 1233211212311.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 1132121123321 - 2⁶ = 1132121123257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1132121123381) 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, 3955211 + ... + 4231776.

It is an arithmetic number, because the mean of its divisors is an integer number (283032362148).

Almost surely, 2^{1132121123321} is an apocalyptic number.

It is an amenable number.

1132121123321 is a deficient number, since it is larger than the sum of its proper divisors (8325271).

1132121123321 is an equidigital number, since it uses as much as digits as its factorization.

1132121123321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8325270.

The product of its digits is 432, while the sum is 23.

Adding to 1132121123321 its reverse (1233211212311), we get a palindrome (2365332335632).

The spelling of 1132121123321 in words is "one trillion, one hundred thirty-two billion, one hundred twenty-one million, one hundred twenty-three thousand, three hundred twenty-one".