42121013006 has 32 divisors (see below), whose sum is σ = 65153265408. Its totient is φ = 20411193600.

The previous prime is 42121013003. The next prime is 42121013023. The reversal of 42121013006 is 60031012124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42121013003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18529886 + ... + 18532158.

It is an arithmetic number, because the mean of its divisors is an integer number (2036039544).

Almost surely, 2^42121013006 is an apocalyptic number.

42121013006 is a deficient number, since it is larger than the sum of its proper divisors (23032252402).

42121013006 is a wasteful number, since it uses less digits than its factorization.

42121013006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3896.

The product of its (nonzero) digits is 288, while the sum is 20.

The spelling of 42121013006 in words is "forty-two billion, one hundred twenty-one million, thirteen thousand, six".