42003212004 has 108 divisors (see below), whose sum is σ = 116687437776. Its totient is φ = 12731045184.

The previous prime is 42003211997. The next prime is 42003212059. The reversal of 42003212004 is 40021230024.

42003212004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 356107 + ... + 459149.

Almost surely, 2^42003212004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42003212004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58343718888).

42003212004 is an abundant number, since it is smaller than the sum of its proper divisors (74684225772).

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

42003212004 is a wasteful number, since it uses less digits than its factorization.

42003212004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103146 (or 103128 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 42003212004 its reverse (40021230024), we get a palindrome (82024442028).

The spelling of 42003212004 in words is "forty-two billion, three million, two hundred twelve thousand, four".