121023002032217 has 2 divisors, whose sum is σ = 121023002032218. Its totient is φ = 121023002032216.

The previous prime is 121023002032201. The next prime is 121023002032223. The reversal of 121023002032217 is 712230200320121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119202199936576 + 1820802095641 = 10917976^2 + 1349371^2 .

It is a cyclic number.

It is not a de Polignac number, because 121023002032217 - 2⁴ = 121023002032201 is a prime.

It is a super-2 number, since 2×121023002032217² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (121023002032277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60511501016108 + 60511501016109.

It is an arithmetic number, because the mean of its divisors is an integer number (60511501016109).

Almost surely, 2^{121023002032217} is an apocalyptic number.

It is an amenable number.

121023002032217 is a deficient number, since it is larger than the sum of its proper divisors (1).

121023002032217 is an equidigital number, since it uses as much as digits as its factorization.

121023002032217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

Adding to 121023002032217 its reverse (712230200320121), we get a palindrome (833253202352338).

The spelling of 121023002032217 in words is "one hundred twenty-one trillion, twenty-three billion, two million, thirty-two thousand, two hundred seventeen".