1332001121 has 4 divisors (see below), whose sum is σ = 1453092144. Its totient is φ = 1210910100.

The previous prime is 1332001081. The next prime is 1332001123. The reversal of 1332001121 is 1211002331.

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 1332001121 - 2¹⁰ = 1332000097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1332001096 and 1332001105.

It is not an unprimeable number, because it can be changed into a prime (1332001123) 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, 60545495 + ... + 60545516.

It is an arithmetic number, because the mean of its divisors is an integer number (363273036).

Almost surely, 2^1332001121 is an apocalyptic number.

1332001121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1332001121 is a deficient number, since it is larger than the sum of its proper divisors (121091023).

1332001121 is a wasteful number, since it uses less digits than its factorization.

1332001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121091022.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1332001121 is about 36496.5905393915. The cubic root of 1332001121 is about 1100.2757217919.

Adding to 1332001121 its reverse (1211002331), we get a palindrome (2543003452).

The spelling of 1332001121 in words is "one billion, three hundred thirty-two million, one thousand, one hundred twenty-one".