11311011302 has 32 divisors (see below), whose sum is σ = 18153383040. Its totient is φ = 5266995840.

The previous prime is 11311011301. The next prime is 11311011307. The reversal of 11311011302 is 20311011311.

It is a happy number.

It is a super-3 number, since 3×11311011302³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311011301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5306777 + ... + 5308907.

It is an arithmetic number, because the mean of its divisors is an integer number (567293220).

Almost surely, 2^11311011302 is an apocalyptic number.

11311011302 is a deficient number, since it is larger than the sum of its proper divisors (6842371738).

11311011302 is a wasteful number, since it uses less digits than its factorization.

11311011302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3716.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 11311011302 its reverse (20311011311), we get a palindrome (31622022613).

Subtracting 11311011302 from its reverse (20311011311), we obtain a palindrome (9000000009).

The spelling of 11311011302 in words is "eleven billion, three hundred eleven million, eleven thousand, three hundred two".