42004101012 has 24 divisors (see below), whose sum is σ = 99352167936. Its totient is φ = 13809567168.

The previous prime is 42004100981. The next prime is 42004101023. The reversal of 42004101012 is 21010140024.

It is a junction number, because it is equal to n+sod(n) for n = 42004100982 and 42004101000.

It is a congruent number.

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, 23974068 + ... + 23975819.

It is an arithmetic number, because the mean of its divisors is an integer number (4139673664).

Almost surely, 2^42004101012 is an apocalyptic number.

It is an amenable number.

42004101012 is an abundant number, since it is smaller than the sum of its proper divisors (57348066924).

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

42004101012 is a wasteful number, since it uses less digits than its factorization.

42004101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47949967 (or 47949965 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 42004101012 its reverse (21010140024), we get a palindrome (63014241036).

The spelling of 42004101012 in words is "forty-two billion, four million, one hundred one thousand, twelve".