11534550422131 has 16 divisors (see below), whose sum is σ = 12630812371200. Its totient is φ = 10446238375200.

The previous prime is 11534550422113. The next prime is 11534550422137. The reversal of 11534550422131 is 13122405543511.

It is a cyclic number.

It is not a de Polignac number, because 11534550422131 - 2²¹ = 11534548324979 is a prime.

It is a super-2 number, since 2×11534550422131² (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 (11534550422137) 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, 44347060 + ... + 44606398.

It is an arithmetic number, because the mean of its divisors is an integer number (789425773200).

Almost surely, 2^{11534550422131} is an apocalyptic number.

11534550422131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11534550422131 is a deficient number, since it is larger than the sum of its proper divisors (1096261949069).

11534550422131 is a wasteful number, since it uses less digits than its factorization.

11534550422131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274650.

The product of its (nonzero) digits is 72000, while the sum is 37.

Adding to 11534550422131 its reverse (13122405543511), we get a palindrome (24656955965642).

The spelling of 11534550422131 in words is "eleven trillion, five hundred thirty-four billion, five hundred fifty million, four hundred twenty-two thousand, one hundred thirty-one".