42140021106 has 8 divisors (see below), whose sum is σ = 84280042224. Its totient is φ = 14046673700.

The previous prime is 42140020991. The next prime is 42140021117. The reversal of 42140021106 is 60112004124.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

42140021106 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3511668420 + ... + 3511668431.

It is an arithmetic number, because the mean of its divisors is an integer number (10535005278).

Almost surely, 2^42140021106 is an apocalyptic number.

42140021106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

42140021106 is a wasteful number, since it uses less digits than its factorization.

42140021106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7023336856.

The product of its (nonzero) digits is 384, while the sum is 21.

The spelling of 42140021106 in words is "forty-two billion, one hundred forty million, twenty-one thousand, one hundred six".