42021103012 has 24 divisors (see below), whose sum is σ = 86753246720. Its totient is φ = 17428106880.

The previous prime is 42021102913. The next prime is 42021103021. The reversal of 42021103012 is 21030112024.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24204837 + ... + 24206572.

Almost surely, 2^42021103012 is an apocalyptic number.

It is an amenable number.

42021103012 is an abundant number, since it is smaller than the sum of its proper divisors (44732143708).

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

42021103012 is a wasteful number, since it uses less digits than its factorization.

42021103012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48411451 (or 48411449 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 42021103012 its reverse (21030112024), we get a palindrome (63051215036).

The spelling of 42021103012 in words is "forty-two billion, twenty-one million, one hundred three thousand, twelve".