42115441101 has 4 divisors (see below), whose sum is σ = 56153921472. Its totient is φ = 28076960732.

The previous prime is 42115441007. The next prime is 42115441103. The reversal of 42115441101 is 10114451124.

It is a happy number.

42115441101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42115441101 - 2⁷ = 42115440973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42115441103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7019240181 + ... + 7019240186.

It is an arithmetic number, because the mean of its divisors is an integer number (14038480368).

Almost surely, 2^42115441101 is an apocalyptic number.

It is an amenable number.

42115441101 is a deficient number, since it is larger than the sum of its proper divisors (14038480371).

42115441101 is a wasteful number, since it uses less digits than its factorization.

42115441101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14038480370.

The product of its (nonzero) digits is 640, while the sum is 24.

Adding to 42115441101 its reverse (10114451124), we get a palindrome (52229892225).

The spelling of 42115441101 in words is "forty-two billion, one hundred fifteen million, four hundred forty-one thousand, one hundred one".