42012266105 has 8 divisors (see below), whose sum is σ = 50429034432. Its totient is φ = 33600269488.

The previous prime is 42012266077. The next prime is 42012266117. The reversal of 42012266105 is 50166221024.

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

It is a cyclic number.

It is not a de Polignac number, because 42012266105 - 2⁸ = 42012265849 is a prime.

It is a Duffinian 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, 1173527 + ... + 1208796.

It is an arithmetic number, because the mean of its divisors is an integer number (6303629304).

Almost surely, 2^42012266105 is an apocalyptic number.

It is an amenable number.

42012266105 is a deficient number, since it is larger than the sum of its proper divisors (8416768327).

42012266105 is a wasteful number, since it uses less digits than its factorization.

42012266105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2385855.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 42012266105 its reverse (50166221024), we get a palindrome (92178487129).

The spelling of 42012266105 in words is "forty-two billion, twelve million, two hundred sixty-six thousand, one hundred five".