1320010401242 has 64 divisors (see below), whose sum is σ = 2224546136064. Its totient is φ = 583578793920.

The previous prime is 1320010401239. The next prime is 1320010401301. The reversal of 1320010401242 is 2421040100231.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10791767 + ... + 10913397.

It is an arithmetic number, because the mean of its divisors is an integer number (34758533376).

Almost surely, 2^{1320010401242} is an apocalyptic number.

1320010401242 is a deficient number, since it is larger than the sum of its proper divisors (904535734822).

1320010401242 is a wasteful number, since it uses less digits than its factorization.

1320010401242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121883.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1320010401242 its reverse (2421040100231), we get a palindrome (3741050501473).

The spelling of 1320010401242 in words is "one trillion, three hundred twenty billion, ten million, four hundred one thousand, two hundred forty-two".