421143103332 has 120 divisors (see below), whose sum is σ = 1292236486464. Its totient is φ = 117074507328.

The previous prime is 421143103313. The next prime is 421143103349. The reversal of 421143103332 is 233301341124.

It is a happy number.

421143103332 is a `hidden beast` number, since 4 + 2 + 1 + 14 + 310 + 3 + 332 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 421143103296 and 421143103305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2425398 + ... + 2593229.

Almost surely, 2^421143103332 is an apocalyptic number.

421143103332 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

421143103332 is an abundant number, since it is smaller than the sum of its proper divisors (871093383132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421143103332 is a wasteful number, since it uses less digits than its factorization.

421143103332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5018687 (or 5018676 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 421143103332 its reverse (233301341124), we get a palindrome (654444444456).

The spelling of 421143103332 in words is "four hundred twenty-one billion, one hundred forty-three million, one hundred three thousand, three hundred thirty-two".