420013321332 has 48 divisors (see below), whose sum is σ = 1071676569600. Its totient is φ = 126972984160.

The previous prime is 420013321331. The next prime is 420013321363. The reversal of 420013321332 is 233123310024.

It is a super-2 number, since 2×420013321332² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420013321331) 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, 3741732 + ... + 3852347.

It is an arithmetic number, because the mean of its divisors is an integer number (22326595200).

Almost surely, 2^420013321332 is an apocalyptic number.

It is an amenable number.

420013321332 is an abundant number, since it is smaller than the sum of its proper divisors (651663248268).

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

420013321332 is a wasteful number, since it uses less digits than its factorization.

420013321332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7594516 (or 7594514 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 420013321332 its reverse (233123310024), we get a palindrome (653136631356).

The spelling of 420013321332 in words is "four hundred twenty billion, thirteen million, three hundred twenty-one thousand, three hundred thirty-two".