11231134311 has 8 divisors (see below), whose sum is σ = 14993313664. Its totient is φ = 7478188920.

The previous prime is 11231134309. The next prime is 11231134319. The reversal of 11231134311 is 11343113211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11231134311 - 2¹ = 11231134309 is a prime.

It is a super-2 number, since 2×11231134311² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11231134319) 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, 2305651 + ... + 2310516.

It is an arithmetic number, because the mean of its divisors is an integer number (1874164208).

Almost surely, 2^11231134311 is an apocalyptic number.

11231134311 is a deficient number, since it is larger than the sum of its proper divisors (3762179353).

11231134311 is an equidigital number, since it uses as much as digits as its factorization.

11231134311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4616981.

The product of its digits is 216, while the sum is 21.

Adding to 11231134311 its reverse (11343113211), we get a palindrome (22574247522).

The spelling of 11231134311 in words is "eleven billion, two hundred thirty-one million, one hundred thirty-four thousand, three hundred eleven".