31411031411111 has 8 divisors (see below), whose sum is σ = 34536395311104. Its totient is φ = 28330636776120.

The previous prime is 31411031411093. The next prime is 31411031411131. The reversal of 31411031411111 is 11111413011413.

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 31411031411111 - 2³⁰ = 31409957669287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31411031411131) 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, 11242314785 + ... + 11242317578.

It is an arithmetic number, because the mean of its divisors is an integer number (4317049413888).

Almost surely, 2^{31411031411111} is an apocalyptic number.

31411031411111 is a deficient number, since it is larger than the sum of its proper divisors (3125363899993).

31411031411111 is a wasteful number, since it uses less digits than its factorization.

31411031411111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22484632501.

The product of its (nonzero) digits is 144, while the sum is 23.

Adding to 31411031411111 its reverse (11111413011413), we get a palindrome (42522444422524).

The spelling of 31411031411111 in words is "thirty-one trillion, four hundred eleven billion, thirty-one million, four hundred eleven thousand, one hundred eleven".