42111455411123 has 8 divisors (see below), whose sum is σ = 48236017294848. Its totient is φ = 36014053447944.

The previous prime is 42111455411119. The next prime is 42111455411143. The reversal of 42111455411123 is 32111455411124.

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 42111455411123 - 2² = 42111455411119 is a prime.

It is a super-2 number, since 2×42111455411123² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42111455411143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6789976811 + ... + 6789983012.

It is an arithmetic number, because the mean of its divisors is an integer number (6029502161856).

Almost surely, 2^{42111455411123} is an apocalyptic number.

42111455411123 is a deficient number, since it is larger than the sum of its proper divisors (6124561883725).

42111455411123 is a wasteful number, since it uses less digits than its factorization.

42111455411123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13579960273.

The product of its digits is 19200, while the sum is 35.

Subtracting from 42111455411123 its reverse (32111455411124), we obtain a palindrome (9999999999999).

The spelling of 42111455411123 in words is "forty-two trillion, one hundred eleven billion, four hundred fifty-five million, four hundred eleven thousand, one hundred twenty-three".