11145340303031 has 16 divisors (see below), whose sum is σ = 12401852007456. Its totient is φ = 9930560640000.

The previous prime is 11145340302983. The next prime is 11145340303037. The reversal of 11145340303031 is 13030304354111.

It is a happy number.

It is not a de Polignac number, because 11145340303031 - 2¹⁰ = 11145340302007 is a prime.

It is a super-2 number, since 2×11145340303031² (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 = 11145340302985 and 11145340303003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11145340303037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29366690 + ... + 29743791.

It is an arithmetic number, because the mean of its divisors is an integer number (775115750466).

Almost surely, 2^{11145340303031} is an apocalyptic number.

11145340303031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11145340303031 is a deficient number, since it is larger than the sum of its proper divisors (1256511704425).

11145340303031 is a wasteful number, since it uses less digits than its factorization.

11145340303031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59110834.

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 11145340303031 its reverse (13030304354111), we get a palindrome (24175644657142).

The spelling of 11145340303031 in words is "eleven trillion, one hundred forty-five billion, three hundred forty million, three hundred three thousand, thirty-one".