2014404321221 has 16 divisors (see below), whose sum is σ = 2098834578048. Its totient is φ = 1931732712000.

The previous prime is 2014404321211. The next prime is 2014404321277. The reversal of 2014404321221 is 1221234044102.

It is a cyclic number.

It is not a de Polignac number, because 2014404321221 - 2²² = 2014400126917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2014404321211) 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 15 ways as a sum of consecutive naturals, for example, 448430 + ... + 2056671.

It is an arithmetic number, because the mean of its divisors is an integer number (131177161128).

Almost surely, 2^{2014404321221} is an apocalyptic number.

It is an amenable number.

2014404321221 is a deficient number, since it is larger than the sum of its proper divisors (84430256827).

2014404321221 is a wasteful number, since it uses less digits than its factorization.

2014404321221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2505452.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 2014404321221 its reverse (1221234044102), we get a palindrome (3235638365323).

The spelling of 2014404321221 in words is "two trillion, fourteen billion, four hundred four million, three hundred twenty-one thousand, two hundred twenty-one".