1420311213442 has 96 divisors (see below), whose sum is σ = 2456270199936. Its totient is φ = 614326563840.

The previous prime is 1420311213413. The next prime is 1420311213457. The reversal of 1420311213442 is 2443121130241.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1420311213442.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1565943553 + ... + 1565944459.

It is an arithmetic number, because the mean of its divisors is an integer number (25586147916).

Almost surely, 2^{1420311213442} is an apocalyptic number.

1420311213442 is a deficient number, since it is larger than the sum of its proper divisors (1035958986494).

1420311213442 is a wasteful number, since it uses less digits than its factorization.

1420311213442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2104 (or 2093 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 1420311213442 its reverse (2443121130241), we get a palindrome (3863432343683).

The spelling of 1420311213442 in words is "one trillion, four hundred twenty billion, three hundred eleven million, two hundred thirteen thousand, four hundred forty-two".