1103040120041 has 2 divisors, whose sum is σ = 1103040120042. Its totient is φ = 1103040120040.

The previous prime is 1103040120019. The next prime is 1103040120043. The reversal of 1103040120041 is 1400210403011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 991498147600 + 111541972441 = 995740^2 + 333979^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103040120041 - 2³⁴ = 1085860250857 is a prime.

Together with 1103040120043, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1103040120043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551520060020 + 551520060021.

It is an arithmetic number, because the mean of its divisors is an integer number (551520060021).

Almost surely, 2^{1103040120041} is an apocalyptic number.

It is an amenable number.

1103040120041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103040120041 is an equidigital number, since it uses as much as digits as its factorization.

1103040120041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1103040120041 its reverse (1400210403011), we get a palindrome (2503250523052).

The spelling of 1103040120041 in words is "one trillion, one hundred three billion, forty million, one hundred twenty thousand, forty-one".