5012021423 has 4 divisors (see below), whose sum is σ = 5012230080. Its totient is φ = 5011812768.

The previous prime is 5012021407. The next prime is 5012021467. The reversal of 5012021423 is 3241202105.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5012021423 - 2⁴ = 5012021407 is a prime.

It is a super-2 number, since 2×5012021423² = 50240717489221889858, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5012021395 and 5012021404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5012021123) 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, 62783 + ... + 118176.

It is an arithmetic number, because the mean of its divisors is an integer number (1253057520).

Almost surely, 2^5012021423 is an apocalyptic number.

5012021423 is a deficient number, since it is larger than the sum of its proper divisors (208657).

5012021423 is a wasteful number, since it uses less digits than its factorization.

5012021423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208656.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 5012021423 is about 70795.6313835819. The cubic root of 5012021423 is about 1711.3452727908.

Adding to 5012021423 its reverse (3241202105), we get a palindrome (8253223528).

The spelling of 5012021423 in words is "five billion, twelve million, twenty-one thousand, four hundred twenty-three".