121112033309321 has 2 divisors, whose sum is σ = 121112033309322. Its totient is φ = 121112033309320.

The previous prime is 121112033309317. The next prime is 121112033309327. The reversal of 121112033309321 is 123903330211121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92648325160000 + 28463708149321 = 9625400^2 + 5335139^2 .

It is a cyclic number.

It is not a de Polignac number, because 121112033309321 - 2² = 121112033309317 is a prime.

It is a super-2 number, since 2×121112033309321² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (121112033309327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60556016654660 + 60556016654661.

It is an arithmetic number, because the mean of its divisors is an integer number (60556016654661).

Almost surely, 2^{121112033309321} is an apocalyptic number.

It is an amenable number.

121112033309321 is a deficient number, since it is larger than the sum of its proper divisors (1).

121112033309321 is an equidigital number, since it uses as much as digits as its factorization.

121112033309321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 32.

The spelling of 121112033309321 in words is "one hundred twenty-one trillion, one hundred twelve billion, thirty-three million, three hundred nine thousand, three hundred twenty-one".