11310033311031 has 16 divisors (see below), whose sum is σ = 18560054664704. Its totient is φ = 5965731856224.

The previous prime is 11310033311021. The next prime is 11310033311039. The reversal of 11310033311031 is 13011333001311.

It is not a de Polignac number, because 11310033311031 - 2²¹ = 11310031213879 is a prime.

It is a super-2 number, since 2×11310033311031² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 11310033310989 and 11310033311007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11310033311039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20714346451 + ... + 20714346996.

It is an arithmetic number, because the mean of its divisors is an integer number (1160003416544).

Almost surely, 2^{11310033311031} is an apocalyptic number.

11310033311031 is a deficient number, since it is larger than the sum of its proper divisors (7250021353673).

11310033311031 is a wasteful number, since it uses less digits than its factorization.

11310033311031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41428693470.

The product of its (nonzero) digits is 243, while the sum is 21.

Adding to 11310033311031 its reverse (13011333001311), we get a palindrome (24321366312342).

The spelling of 11310033311031 in words is "eleven trillion, three hundred ten billion, thirty-three million, three hundred eleven thousand, thirty-one".