4102322442421 has 16 divisors (see below), whose sum is σ = 4755370446720. Its totient is φ = 3466263651840.

The previous prime is 4102322442391. The next prime is 4102322442431. The reversal of 4102322442421 is 1242442232014.

It is a cyclic number.

It is not a de Polignac number, because 4102322442421 - 2²¹ = 4102320345269 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 (4102322442431) 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, 9740596 + ... + 10153021.

It is an arithmetic number, because the mean of its divisors is an integer number (297210652920).

Almost surely, 2^{4102322442421} is an apocalyptic number.

It is an amenable number.

4102322442421 is a deficient number, since it is larger than the sum of its proper divisors (653048004299).

4102322442421 is a wasteful number, since it uses less digits than its factorization.

4102322442421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19894044.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 4102322442421 its reverse (1242442232014), we get a palindrome (5344764674435).

The spelling of 4102322442421 in words is "four trillion, one hundred two billion, three hundred twenty-two million, four hundred forty-two thousand, four hundred twenty-one".