124203302421 has 64 divisors (see below), whose sum is σ = 195061478400. Its totient is φ = 69455232000.

The previous prime is 124203302381. The next prime is 124203302467.

It is a happy number.

124203302421 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 124203302421 - 2⁹ = 124203301909 is a prime.

It is a super-2 number, since 2×124203302421² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 124203302391 and 124203302400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124203306421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12539571 + ... + 12549471.

It is an arithmetic number, because the mean of its divisors is an integer number (3047835600).

Almost surely, 2^124203302421 is an apocalyptic number.

124203302421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

124203302421 is a deficient number, since it is larger than the sum of its proper divisors (70858175979).

124203302421 is a wasteful number, since it uses less digits than its factorization.

124203302421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10370.

The product of its (nonzero) digits is 2304, while the sum is 24.

It can be divided in two parts, 124203 and 302421, that added together give a palindrome (426624).

The spelling of 124203302421 in words is "one hundred twenty-four billion, two hundred three million, three hundred two thousand, four hundred twenty-one".