1123233222131 has 2 divisors, whose sum is σ = 1123233222132. Its totient is φ = 1123233222130.

The previous prime is 1123233222113. The next prime is 1123233222179. The reversal of 1123233222131 is 1312223323211.

Together with previous prime (1123233222113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1123233222131 - 2³⁰ = 1122159480307 is a prime.

It is a super-2 number, since 2×1123233222131² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1123233222131.

It is not a weakly prime, because it can be changed into another prime (1123233222031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561616611065 + 561616611066.

It is an arithmetic number, because the mean of its divisors is an integer number (561616611066).

Almost surely, 2^{1123233222131} is an apocalyptic number.

1123233222131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123233222131 is an equidigital number, since it uses as much as digits as its factorization.

1123233222131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 26.

Adding to 1123233222131 its reverse (1312223323211), we get a palindrome (2435456545342).

The spelling of 1123233222131 in words is "one trillion, one hundred twenty-three billion, two hundred thirty-three million, two hundred twenty-two thousand, one hundred thirty-one".