11123100033131 has 2 divisors, whose sum is σ = 11123100033132. Its totient is φ = 11123100033130.

The previous prime is 11123100033109. The next prime is 11123100033169. The reversal of 11123100033131 is 13133000132111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11123100033131 - 2³⁰ = 11122026291307 is a prime.

It is a super-2 number, since 2×11123100033131² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11123100030131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561550016565 + 5561550016566.

It is an arithmetic number, because the mean of its divisors is an integer number (5561550016566).

Almost surely, 2^{11123100033131} is an apocalyptic number.

11123100033131 is a deficient number, since it is larger than the sum of its proper divisors (1).

11123100033131 is an equidigital number, since it uses as much as digits as its factorization.

11123100033131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 11123100033131 its reverse (13133000132111), we get a palindrome (24256100165242).

The spelling of 11123100033131 in words is "eleven trillion, one hundred twenty-three billion, one hundred million, thirty-three thousand, one hundred thirty-one".