4121423351501 has 4 divisors (see below), whose sum is σ = 4254372491904. Its totient is φ = 3988474211100.

The previous prime is 4121423351477. The next prime is 4121423351503. The reversal of 4121423351501 is 1051533241214.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4121423351501 - 2¹⁰ = 4121423350477 is a prime.

It is a super-2 number, since 2×4121423351501² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4121423351503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66474570155 + ... + 66474570216.

It is an arithmetic number, because the mean of its divisors is an integer number (1063593122976).

Almost surely, 2^{4121423351501} is an apocalyptic number.

It is an amenable number.

4121423351501 is a deficient number, since it is larger than the sum of its proper divisors (132949140403).

4121423351501 is a wasteful number, since it uses less digits than its factorization.

4121423351501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132949140402.

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 4121423351501 its reverse (1051533241214), we get a palindrome (5172956592715).

The spelling of 4121423351501 in words is "four trillion, one hundred twenty-one billion, four hundred twenty-three million, three hundred fifty-one thousand, five hundred one".