11335122131 has 8 divisors (see below), whose sum is σ = 12209501184. Its totient is φ = 10492538760.

The previous prime is 11335122121. The next prime is 11335122133. The reversal of 11335122131 is 13122153311.

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 11335122131 - 2¹⁰ = 11335121107 is a prime.

It is a super-2 number, since 2×11335122131² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11335122097 and 11335122106.

It is not an unprimeable number, because it can be changed into a prime (11335122133) 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, 7948181 + ... + 7949606.

It is an arithmetic number, because the mean of its divisors is an integer number (1526187648).

Almost surely, 2^11335122131 is an apocalyptic number.

11335122131 is a deficient number, since it is larger than the sum of its proper divisors (874379053).

11335122131 is a wasteful number, since it uses less digits than its factorization.

11335122131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15897841.

The product of its digits is 540, while the sum is 23.

Adding to 11335122131 its reverse (13122153311), we get a palindrome (24457275442).

The spelling of 11335122131 in words is "eleven billion, three hundred thirty-five million, one hundred twenty-two thousand, one hundred thirty-one".