1123132102031 has 2 divisors, whose sum is σ = 1123132102032. Its totient is φ = 1123132102030.

The previous prime is 1123132102021. The next prime is 1123132102087. The reversal of 1123132102031 is 1302012313211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1123132102031 - 2³⁰ = 1122058360207 is a prime.

It is a super-2 number, since 2×1123132102031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123132101994 and 1123132102012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123132102021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561566051015 + 561566051016.

It is an arithmetic number, because the mean of its divisors is an integer number (561566051016).

Almost surely, 2^{1123132102031} is an apocalyptic number.

1123132102031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123132102031 is an equidigital number, since it uses as much as digits as its factorization.

1123132102031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1123132102031 its reverse (1302012313211), we get a palindrome (2425144415242).

The spelling of 1123132102031 in words is "one trillion, one hundred twenty-three billion, one hundred thirty-two million, one hundred two thousand, thirty-one".