11231020113011 has 8 divisors (see below), whose sum is σ = 11316554113200. Its totient is φ = 11145553760160.

The previous prime is 11231020113007. The next prime is 11231020113073. The reversal of 11231020113011 is 11031102013211.

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

It is a cyclic number.

It is not a de Polignac number, because 11231020113011 - 2² = 11231020113007 is a prime.

It is a super-2 number, since 2×11231020113011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11231020113311) 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, 16578500 + ... + 17242641.

It is an arithmetic number, because the mean of its divisors is an integer number (1414569264150).

Almost surely, 2^{11231020113011} is an apocalyptic number.

11231020113011 is a deficient number, since it is larger than the sum of its proper divisors (85534000189).

11231020113011 is a wasteful number, since it uses less digits than its factorization.

11231020113011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33823669.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 11231020113011 its reverse (11031102013211), we get a palindrome (22262122126222).

The spelling of 11231020113011 in words is "eleven trillion, two hundred thirty-one billion, twenty million, one hundred thirteen thousand, eleven".