421231132124 has 24 divisors (see below), whose sum is σ = 804315972096. Its totient is φ = 191433590000.

The previous prime is 421231132121. The next prime is 421231132129.

It is a happy number.

421231132124 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 421231132093 and 421231132102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421231132121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634202 + ... + 1115649.

It is an arithmetic number, because the mean of its divisors is an integer number (33513165504).

Almost surely, 2^421231132124 is an apocalyptic number.

421231132124 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

421231132124 is a deficient number, since it is larger than the sum of its proper divisors (383084839972).

421231132124 is a wasteful number, since it uses less digits than its factorization.

421231132124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1755337 (or 1755335 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

It can be divided in two parts, 421231 and 132124, that added together give a palindrome (553355).

The spelling of 421231132124 in words is "four hundred twenty-one billion, two hundred thirty-one million, one hundred thirty-two thousand, one hundred twenty-four".