421330043112 has 48 divisors (see below), whose sum is σ = 1157787109920. Its totient is φ = 127675769760.

The previous prime is 421330043093. The next prime is 421330043161. The reversal of 421330043112 is 211340033124.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72540148 + ... + 72545955.

It is an arithmetic number, because the mean of its divisors is an integer number (24120564790).

Almost surely, 2^421330043112 is an apocalyptic number.

It is an amenable number.

421330043112 is an abundant number, since it is smaller than the sum of its proper divisors (736457066808).

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

421330043112 is a wasteful number, since it uses less digits than its factorization.

421330043112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145086134 (or 145086119 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 421330043112 its reverse (211340033124), we get a palindrome (632670076236).

The spelling of 421330043112 in words is "four hundred twenty-one billion, three hundred thirty million, forty-three thousand, one hundred twelve".