11201312531004 has 96 divisors (see below), whose sum is σ = 26730433658880. Its totient is φ = 3649138314432.

The previous prime is 11201312530999. The next prime is 11201312531063. The reversal of 11201312531004 is 40013521310211.

It is a super-2 number, since 2×11201312531004² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1385097049 + ... + 1385105135.

It is an arithmetic number, because the mean of its divisors is an integer number (278442017280).

Almost surely, 2^{11201312531004} is an apocalyptic number.

It is an amenable number.

11201312531004 is an abundant number, since it is smaller than the sum of its proper divisors (15529121127876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11201312531004 is a wasteful number, since it uses less digits than its factorization.

11201312531004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11327 (or 11325 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 11201312531004 its reverse (40013521310211), we get a palindrome (51214833841215).

The spelling of 11201312531004 in words is "eleven trillion, two hundred one billion, three hundred twelve million, five hundred thirty-one thousand, four".