1104310123381 has 2 divisors, whose sum is σ = 1104310123382. Its totient is φ = 1104310123380.

The previous prime is 1104310123333. The next prime is 1104310123439. The reversal of 1104310123381 is 1833210134011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1011020195025 + 93289928356 = 1005495^2 + 305434^2 .

It is an emirp because it is prime and its reverse (1833210134011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1104310123381 - 2⁷ = 1104310123253 is a prime.

It is a super-2 number, since 2×1104310123381² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1104310123331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552155061690 + 552155061691.

It is an arithmetic number, because the mean of its divisors is an integer number (552155061691).

Almost surely, 2^{1104310123381} is an apocalyptic number.

It is an amenable number.

1104310123381 is a deficient number, since it is larger than the sum of its proper divisors (1).

1104310123381 is an equidigital number, since it uses as much as digits as its factorization.

1104310123381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

Adding to 1104310123381 its reverse (1833210134011), we get a palindrome (2937520257392).

The spelling of 1104310123381 in words is "one trillion, one hundred four billion, three hundred ten million, one hundred twenty-three thousand, three hundred eighty-one".