121011001122241 has 2 divisors, whose sum is σ = 121011001122242. Its totient is φ = 121011001122240.

The previous prime is 121011001122199. The next prime is 121011001122247. The reversal of 121011001122241 is 142221100110121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114706156329216 + 6304844793025 = 10710096^2 + 2510945^2 .

It is a cyclic number.

It is not a de Polignac number, because 121011001122241 - 2²³ = 121010992733633 is a prime.

It is a super-2 number, since 2×121011001122241² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (121011001122247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60505500561120 + 60505500561121.

It is an arithmetic number, because the mean of its divisors is an integer number (60505500561121).

Almost surely, 2^{121011001122241} is an apocalyptic number.

It is an amenable number.

121011001122241 is a deficient number, since it is larger than the sum of its proper divisors (1).

121011001122241 is an equidigital number, since it uses as much as digits as its factorization.

121011001122241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 121011001122241 its reverse (142221100110121), we get a palindrome (263232101232362).

The spelling of 121011001122241 in words is "one hundred twenty-one trillion, eleven billion, one million, one hundred twenty-two thousand, two hundred forty-one".