42111341031 has 4 divisors (see below), whose sum is σ = 56148454712. Its totient is φ = 28074227352.

The previous prime is 42111341029. The next prime is 42111341057. The reversal of 42111341031 is 13014311124.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 42111341031 - 2¹ = 42111341029 is a prime.

It is a super-2 number, since 2×42111341031² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42111340989 and 42111341007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42111346031) 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, 7018556836 + ... + 7018556841.

It is an arithmetic number, because the mean of its divisors is an integer number (14037113678).

Almost surely, 2^42111341031 is an apocalyptic number.

42111341031 is a deficient number, since it is larger than the sum of its proper divisors (14037113681).

42111341031 is a wasteful number, since it uses less digits than its factorization.

42111341031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14037113680.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 42111341031 its reverse (13014311124), we get a palindrome (55125652155).

The spelling of 42111341031 in words is "forty-two billion, one hundred eleven million, three hundred forty-one thousand, thirty-one".