120121201097 has 2 divisors, whose sum is σ = 120121201098. Its totient is φ = 120121201096.

The previous prime is 120121201069. The next prime is 120121201111. The reversal of 120121201097 is 790102121021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80988053056 + 39133148041 = 284584^2 + 197821^2 .

It is a cyclic number.

It is not a de Polignac number, because 120121201097 - 2⁶ = 120121201033 is a prime.

It is not a weakly prime, because it can be changed into another prime (120124201097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60060600548 + 60060600549.

It is an arithmetic number, because the mean of its divisors is an integer number (60060600549).

Almost surely, 2^120121201097 is an apocalyptic number.

It is an amenable number.

120121201097 is a deficient number, since it is larger than the sum of its proper divisors (1).

120121201097 is an equidigital number, since it uses as much as digits as its factorization.

120121201097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 26.

The spelling of 120121201097 in words is "one hundred twenty billion, one hundred twenty-one million, two hundred one thousand, ninety-seven".