121033103331121 has 2 divisors, whose sum is σ = 121033103331122. Its totient is φ = 121033103331120.

The previous prime is 121033103331067. The next prime is 121033103331137. The reversal of 121033103331121 is 121133301330121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92370571343521 + 28662531987600 = 9610961^2 + 5353740^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121033103331121 is a prime.

It is not a weakly prime, because it can be changed into another prime (121033103331181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60516551665560 + 60516551665561.

It is an arithmetic number, because the mean of its divisors is an integer number (60516551665561).

Almost surely, 2^{121033103331121} is an apocalyptic number.

It is an amenable number.

121033103331121 is a deficient number, since it is larger than the sum of its proper divisors (1).

121033103331121 is an equidigital number, since it uses as much as digits as its factorization.

121033103331121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 121033103331121 its reverse (121133301330121), we get a palindrome (242166404661242).

The spelling of 121033103331121 in words is "one hundred twenty-one trillion, thirty-three billion, one hundred three million, three hundred thirty-one thousand, one hundred twenty-one".