330144433121 has 4 divisors (see below), whose sum is σ = 330627807792. Its totient is φ = 329661058452.

The previous prime is 330144433079. The next prime is 330144433169. The reversal of 330144433121 is 121334441033.

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, and also an emirpimes, since its reverse is a distinct semiprime: 121334441033 = 13 ⋅9333418541.

It is a cyclic number.

It is not a de Polignac number, because 330144433121 - 2⁶ = 330144433057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (330144433321) 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, 241686311 + ... + 241687676.

It is an arithmetic number, because the mean of its divisors is an integer number (82656951948).

Almost surely, 2^330144433121 is an apocalyptic number.

It is an amenable number.

330144433121 is a deficient number, since it is larger than the sum of its proper divisors (483374671).

330144433121 is an equidigital number, since it uses as much as digits as its factorization.

330144433121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483374670.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 330144433121 its reverse (121334441033), we get a palindrome (451478874154).

The spelling of 330144433121 in words is "three hundred thirty billion, one hundred forty-four million, four hundred thirty-three thousand, one hundred twenty-one".