4123014021 has 64 divisors (see below), whose sum is σ = 7215267840. Its totient is φ = 2277979200.

The previous prime is 4123014019. The next prime is 4123014037. The reversal of 4123014021 is 1204103214.

It is not a de Polignac number, because 4123014021 - 2¹ = 4123014019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4123013985 and 4123014003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4123014521) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 818316 + ... + 823338.

It is an arithmetic number, because the mean of its divisors is an integer number (112738560).

Almost surely, 2^4123014021 is an apocalyptic number.

It is an amenable number.

4123014021 is a deficient number, since it is larger than the sum of its proper divisors (3092253819).

4123014021 is a wasteful number, since it uses less digits than its factorization.

4123014021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5183 (or 5177 counting only the distinct ones).

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

The square root of 4123014021 is about 64210.7002064298. The cubic root of 4123014021 is about 1603.5097460732.

Adding to 4123014021 its reverse (1204103214), we get a palindrome (5327117235).

The spelling of 4123014021 in words is "four billion, one hundred twenty-three million, fourteen thousand, twenty-one".