1123230103129 has 2 divisors, whose sum is σ = 1123230103130. Its totient is φ = 1123230103128.

The previous prime is 1123230103103. The next prime is 1123230103141. The reversal of 1123230103129 is 9213010323211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 720801000000 + 402429103129 = 849000^2 + 634373^2 .

It is a cyclic number.

It is not a de Polignac number, because 1123230103129 - 2³⁵ = 1088870364761 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1123230103097 and 1123230103106.

It is not a weakly prime, because it can be changed into another prime (1123230103159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561615051564 + 561615051565.

It is an arithmetic number, because the mean of its divisors is an integer number (561615051565).

Almost surely, 2^{1123230103129} is an apocalyptic number.

It is an amenable number.

1123230103129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123230103129 is an equidigital number, since it uses as much as digits as its factorization.

1123230103129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

The spelling of 1123230103129 in words is "one trillion, one hundred twenty-three billion, two hundred thirty million, one hundred three thousand, one hundred twenty-nine".