1404422031321 has 6 divisors (see below), whose sum is σ = 2028609600810. Its totient is φ = 936281354208.

The previous prime is 1404422031277. The next prime is 1404422031391. The reversal of 1404422031321 is 1231302244041.

1404422031321 is a `hidden beast` number, since 1 + 4 + 0 + 442 + 203 + 13 + 2 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1192464000000 + 211958031321 = 1092000^2 + 460389^2 .

It is not a de Polignac number, because 1404422031321 - 2⁷ = 1404422031193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1404422031391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78023446176 + ... + 78023446193.

It is an arithmetic number, because the mean of its divisors is an integer number (338101600135).

Almost surely, 2^{1404422031321} is an apocalyptic number.

It is an amenable number.

1404422031321 is a deficient number, since it is larger than the sum of its proper divisors (624187569489).

1404422031321 is a wasteful number, since it uses less digits than its factorization.

1404422031321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156046892375 (or 156046892372 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1404422031321 its reverse (1231302244041), we get a palindrome (2635724275362).

The spelling of 1404422031321 in words is "one trillion, four hundred four billion, four hundred twenty-two million, thirty-one thousand, three hundred twenty-one".