1100121041 has 2 divisors, whose sum is σ = 1100121042. Its totient is φ = 1100121040.

The previous prime is 1100121007. The next prime is 1100121047. The reversal of 1100121041 is 1401210011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1089264016 + 10857025 = 33004^2 + 3295^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100121041 is a prime.

It is not a weakly prime, because it can be changed into another prime (1100121047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550060520 + 550060521.

It is an arithmetic number, because the mean of its divisors is an integer number (550060521).

Almost surely, 2^1100121041 is an apocalyptic number.

It is an amenable number.

1100121041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100121041 is an equidigital number, since it uses as much as digits as its factorization.

1100121041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 1100121041 is about 33168.0726150918. The cubic root of 1100121041 is about 1032.3179771639.

Adding to 1100121041 its reverse (1401210011), we get a palindrome (2501331052).

The spelling of 1100121041 in words is "one billion, one hundred million, one hundred twenty-one thousand, forty-one".