4123000014021 has 42 divisors (see below), whose sum is σ = 7190924836902. Its totient is φ = 2355999987600.

The previous prime is 4123000014011. The next prime is 4123000014083. The reversal of 4123000014021 is 1204100003214.

It can be written as a sum of positive squares in only one way, i.e., 3508091540100 + 614908473921 = 1872990^2 + 784161^2 .

It is not a de Polignac number, because 4123000014021 - 2¹⁰ = 4123000012997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4123000013985 and 4123000014003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4123000014011) by changing a digit.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 57675430 + ... + 57746871.

Almost surely, 2^{4123000014021} is an apocalyptic number.

It is an amenable number.

4123000014021 is a deficient number, since it is larger than the sum of its proper divisors (3067924822881).

4123000014021 is an equidigital number, since it uses as much as digits as its factorization.

4123000014021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115422333 (or 115422311 counting only the distinct ones).

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

Adding to 4123000014021 its reverse (1204100003214), we get a palindrome (5327100017235).

The spelling of 4123000014021 in words is "four trillion, one hundred twenty-three billion, fourteen thousand, twenty-one".