121022101202117 has 2 divisors, whose sum is σ = 121022101202118. Its totient is φ = 121022101202116.

The previous prime is 121022101202111. The next prime is 121022101202179. The reversal of 121022101202117 is 711202101220121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80599348665796 + 40422752536321 = 8977714^2 + 6357889^2 .

It is a cyclic number.

It is not a de Polignac number, because 121022101202117 - 2⁶ = 121022101202053 is a prime.

It is a super-3 number, since 3×121022101202117³ (a number of 43 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121022101202092 and 121022101202101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121022101202111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60511050601058 + 60511050601059.

It is an arithmetic number, because the mean of its divisors is an integer number (60511050601059).

Almost surely, 2^{121022101202117} is an apocalyptic number.

It is an amenable number.

121022101202117 is a deficient number, since it is larger than the sum of its proper divisors (1).

121022101202117 is an equidigital number, since it uses as much as digits as its factorization.

121022101202117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 23.

Adding to 121022101202117 its reverse (711202101220121), we get a palindrome (832224202422238).

The spelling of 121022101202117 in words is "one hundred twenty-one trillion, twenty-two billion, one hundred one million, two hundred two thousand, one hundred seventeen".