121000010313361 has 2 divisors, whose sum is σ = 121000010313362. Its totient is φ = 121000010313360.

The previous prime is 121000010313319. The next prime is 121000010313383. The reversal of 121000010313361 is 163313010000121.

It is an a-pointer prime, because the next prime (121000010313383) can be obtained adding 121000010313361 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119178268934400 + 1821741378961 = 10916880^2 + 1349719^2 .

It is a cyclic number.

It is not a de Polignac number, because 121000010313361 - 2⁴⁵ = 85815638224529 is a prime.

It is not a weakly prime, because it can be changed into another prime (121000010319361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60500005156680 + 60500005156681.

It is an arithmetic number, because the mean of its divisors is an integer number (60500005156681).

Almost surely, 2^{121000010313361} is an apocalyptic number.

It is an amenable number.

121000010313361 is a deficient number, since it is larger than the sum of its proper divisors (1).

121000010313361 is an equidigital number, since it uses as much as digits as its factorization.

121000010313361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 121000010313361 its reverse (163313010000121), we get a palindrome (284313020313482).

The spelling of 121000010313361 in words is "one hundred twenty-one trillion, ten million, three hundred thirteen thousand, three hundred sixty-one".