330221125042 has 4 divisors (see below), whose sum is σ = 495331687566. Its totient is φ = 165110562520.

The previous prime is 330221125019. The next prime is 330221125043. The reversal of 330221125042 is 240521122033.

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

It can be written as a sum of positive squares in only one way, i.e., 311599520521 + 18621604521 = 558211^2 + 136461^2 .

It is a junction number, because it is equal to n+sod(n) for n = 330221124998 and 330221125016.

It is not an unprimeable number, because it can be changed into a prime (330221125043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82555281259 + ... + 82555281262.

Almost surely, 2^330221125042 is an apocalyptic number.

330221125042 is a deficient number, since it is larger than the sum of its proper divisors (165110562524).

330221125042 is a wasteful number, since it uses less digits than its factorization.

330221125042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165110562523.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 330221125042 its reverse (240521122033), we get a palindrome (570742247075).

The spelling of 330221125042 in words is "three hundred thirty billion, two hundred twenty-one million, one hundred twenty-five thousand, forty-two".