1420320040011 has 6 divisors (see below), whose sum is σ = 2051573391140. Its totient is φ = 946880026668.

The previous prime is 1420320039997. The next prime is 1420320040021. The reversal of 1420320040011 is 1100400230241.

1420320040011 is a `hidden beast` number, since 1 + 420 + 3 + 200 + 40 + 0 + 1 + 1 = 666.

It is not a de Polignac number, because 1420320040011 - 2⁷ = 1420320039883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1420320040021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78906668881 + ... + 78906668898.

Almost surely, 2^{1420320040011} is an apocalyptic number.

1420320040011 is a deficient number, since it is larger than the sum of its proper divisors (631253351129).

1420320040011 is a wasteful number, since it uses less digits than its factorization.

1420320040011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157813337785 (or 157813337782 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1420320040011 its reverse (1100400230241), we get a palindrome (2520720270252).

The spelling of 1420320040011 in words is "one trillion, four hundred twenty billion, three hundred twenty million, forty thousand, eleven".