121133122169 has 2 divisors, whose sum is σ = 121133122170. Its totient is φ = 121133122168.

The previous prime is 121133122069. The next prime is 121133122217. The reversal of 121133122169 is 961221331121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91303687225 + 29829434944 = 302165^2 + 172712^2 .

It is a cyclic number.

It is not a de Polignac number, because 121133122169 - 2¹⁶ = 121133056633 is a prime.

It is a super-2 number, since 2×121133122169² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (121133122069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60566561084 + 60566561085.

It is an arithmetic number, because the mean of its divisors is an integer number (60566561085).

Almost surely, 2^121133122169 is an apocalyptic number.

It is an amenable number.

121133122169 is a deficient number, since it is larger than the sum of its proper divisors (1).

121133122169 is an equidigital number, since it uses as much as digits as its factorization.

121133122169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 32.

The spelling of 121133122169 in words is "one hundred twenty-one billion, one hundred thirty-three million, one hundred twenty-two thousand, one hundred sixty-nine".