121011000000097 has 2 divisors, whose sum is σ = 121011000000098. Its totient is φ = 121011000000096.

The previous prime is 121011000000071. The next prime is 121011000000151. The reversal of 121011000000097 is 790000000110121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109085470471201 + 11925529528896 = 10444399^2 + 3453336^2 .

It is a cyclic number.

It is not a de Polignac number, because 121011000000097 - 2⁷ = 121010999999969 is a prime.

It is a super-2 number, since 2×121011000000097² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (121011000006097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60505500000048 + 60505500000049.

It is an arithmetic number, because the mean of its divisors is an integer number (60505500000049).

Almost surely, 2^{121011000000097} is an apocalyptic number.

It is an amenable number.

121011000000097 is a deficient number, since it is larger than the sum of its proper divisors (1).

121011000000097 is an equidigital number, since it uses as much as digits as its factorization.

121011000000097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 22.

The spelling of 121011000000097 in words is "one hundred twenty-one trillion, eleven billion, ninety-seven", and thus it is an aban number.