1330201240442 has 4 divisors (see below), whose sum is σ = 1995301860666. Its totient is φ = 665100620220.

The previous prime is 1330201240429. The next prime is 1330201240453. The reversal of 1330201240442 is 2440421020331.

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., 704107270321 + 626093970121 = 839111^2 + 791261^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332550310109 + ... + 332550310112.

Almost surely, 2^{1330201240442} is an apocalyptic number.

1330201240442 is a deficient number, since it is larger than the sum of its proper divisors (665100620224).

1330201240442 is an equidigital number, since it uses as much as digits as its factorization.

1330201240442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665100620223.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 1330201240442 its reverse (2440421020331), we get a palindrome (3770622260773).

The spelling of 1330201240442 in words is "one trillion, three hundred thirty billion, two hundred one million, two hundred forty thousand, four hundred forty-two".