332420430421 has 16 divisors (see below), whose sum is σ = 343963699200. Its totient is φ = 320929254000.

The previous prime is 332420430383. The next prime is 332420430431. The reversal of 332420430421 is 124034024233.

It is a cyclic number.

It is not a de Polignac number, because 332420430421 - 2³⁵ = 298060692053 is a prime.

It is a super-2 number, since 2×332420430421² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 332420430421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332420430431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27837270 + ... + 27849208.

It is an arithmetic number, because the mean of its divisors is an integer number (21497731200).

Almost surely, 2^332420430421 is an apocalyptic number.

332420430421 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

332420430421 is a deficient number, since it is larger than the sum of its proper divisors (11543268779).

332420430421 is a wasteful number, since it uses less digits than its factorization.

332420430421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14040.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 332420430421 its reverse (124034024233), we get a palindrome (456454454654).

The spelling of 332420430421 in words is "three hundred thirty-two billion, four hundred twenty million, four hundred thirty thousand, four hundred twenty-one".