120123320221097 has 2 divisors, whose sum is σ = 120123320221098. Its totient is φ = 120123320221096.

The previous prime is 120123320221087. The next prime is 120123320221169. The reversal of 120123320221097 is 790122023321021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78849942303001 + 41273377918096 = 8879749^2 + 6424436^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120123320221097 is a prime.

It is a super-2 number, since 2×120123320221097² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120123320221087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60061660110548 + 60061660110549.

It is an arithmetic number, because the mean of its divisors is an integer number (60061660110549).

Almost surely, 2^{120123320221097} is an apocalyptic number.

It is an amenable number.

120123320221097 is a deficient number, since it is larger than the sum of its proper divisors (1).

120123320221097 is an equidigital number, since it uses as much as digits as its factorization.

120123320221097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The spelling of 120123320221097 in words is "one hundred twenty trillion, one hundred twenty-three billion, three hundred twenty million, two hundred twenty-one thousand, ninety-seven".