1103120892121 has 2 divisors, whose sum is σ = 1103120892122. Its totient is φ = 1103120892120.

The previous prime is 1103120892103. The next prime is 1103120892151. The reversal of 1103120892121 is 1212980213011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 822946522896 + 280174369225 = 907164^2 + 529315^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103120892121 - 2¹¹ = 1103120890073 is a prime.

It is not a weakly prime, because it can be changed into another prime (1103120892151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551560446060 + 551560446061.

It is an arithmetic number, because the mean of its divisors is an integer number (551560446061).

Almost surely, 2^{1103120892121} is an apocalyptic number.

It is an amenable number.

1103120892121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103120892121 is an equidigital number, since it uses as much as digits as its factorization.

1103120892121 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 31.

The spelling of 1103120892121 in words is "one trillion, one hundred three billion, one hundred twenty million, eight hundred ninety-two thousand, one hundred twenty-one".