4002411423121 has 4 divisors (see below), whose sum is σ = 4002415435044. Its totient is φ = 4002407411200.

The previous prime is 4002411423107. The next prime is 4002411423137. The reversal of 4002411423121 is 1213241142004.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1794099513600 + 2208311909521 = 1339440^2 + 1486039^2 .

It is a cyclic number.

It is not a de Polignac number, because 4002411423121 - 2¹³ = 4002411414929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4002411423161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 783201 + ... + 2935681.

It is an arithmetic number, because the mean of its divisors is an integer number (1000603858761).

Almost surely, 2^{4002411423121} is an apocalyptic number.

It is an amenable number.

4002411423121 is a deficient number, since it is larger than the sum of its proper divisors (4011923).

4002411423121 is a wasteful number, since it uses less digits than its factorization.

4002411423121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4011922.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 4002411423121 its reverse (1213241142004), we get a palindrome (5215652565125).

The spelling of 4002411423121 in words is "four trillion, two billion, four hundred eleven million, four hundred twenty-three thousand, one hundred twenty-one".