1320041424242 has 4 divisors (see below), whose sum is σ = 1980062136366. Its totient is φ = 660020712120.

The previous prime is 1320041424241. The next prime is 1320041424257. The reversal of 1320041424242 is 2424241400231.

It is a happy number.

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., 1139857304881 + 180184119361 = 1067641^2 + 424481^2 .

It is not an unprimeable number, because it can be changed into a prime (1320041424241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330010356059 + ... + 330010356062.

Almost surely, 2^{1320041424242} is an apocalyptic number.

1320041424242 is a deficient number, since it is larger than the sum of its proper divisors (660020712124).

1320041424242 is an equidigital number, since it uses as much as digits as its factorization.

1320041424242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660020712123.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 1320041424242 its reverse (2424241400231), we get a palindrome (3744282824473).

The spelling of 1320041424242 in words is "one trillion, three hundred twenty billion, forty-one million, four hundred twenty-four thousand, two hundred forty-two".