421211042032 has 60 divisors (see below), whose sum is σ = 897232977928. Its totient is φ = 191416579200.

The previous prime is 421211042017. The next prime is 421211042033. The reversal of 421211042032 is 230240112124.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 421211041994 and 421211042012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421211042033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9574807 + ... + 9618697.

Almost surely, 2^421211042032 is an apocalyptic number.

It is an amenable number.

421211042032 is an abundant number, since it is smaller than the sum of its proper divisors (476021935896).

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

421211042032 is a wasteful number, since it uses less digits than its factorization.

421211042032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48878 (or 48861 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 421211042032 its reverse (230240112124), we get a palindrome (651451154156).

The spelling of 421211042032 in words is "four hundred twenty-one billion, two hundred eleven million, forty-two thousand, thirty-two".