11205314112631 has 8 divisors (see below), whose sum is σ = 11823084282800. Its totient is φ = 10590345622080.

The previous prime is 11205314112617. The next prime is 11205314112647. The reversal of 11205314112631 is 13621141350211.

It is a happy number.

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 11205314112631 - 2⁹ = 11205314112119 is a prime.

It is a super-2 number, since 2×11205314112631² (a number of 27 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 = 11205314112593 and 11205314112602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11205314112331) 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, 700411686 + ... + 700427683.

It is an arithmetic number, because the mean of its divisors is an integer number (1477885535350).

Almost surely, 2^{11205314112631} is an apocalyptic number.

11205314112631 is a deficient number, since it is larger than the sum of its proper divisors (617770170169).

11205314112631 is a wasteful number, since it uses less digits than its factorization.

11205314112631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400839809.

The product of its (nonzero) digits is 4320, while the sum is 31.

Adding to 11205314112631 its reverse (13621141350211), we get a palindrome (24826455462842).

The spelling of 11205314112631 in words is "eleven trillion, two hundred five billion, three hundred fourteen million, one hundred twelve thousand, six hundred thirty-one".