121101323222291 has 2 divisors, whose sum is σ = 121101323222292. Its totient is φ = 121101323222290.

The previous prime is 121101323222263. The next prime is 121101323222323. The reversal of 121101323222291 is 192222323101121.

It is an a-pointer prime, because the next prime (121101323222323) can be obtained adding 121101323222291 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121101323222291 is a prime.

It is not a weakly prime, because it can be changed into another prime (121151323222291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60550661611145 + 60550661611146.

It is an arithmetic number, because the mean of its divisors is an integer number (60550661611146).

Almost surely, 2^{121101323222291} is an apocalyptic number.

121101323222291 is a deficient number, since it is larger than the sum of its proper divisors (1).

121101323222291 is an equidigital number, since it uses as much as digits as its factorization.

121101323222291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 121101323222291 in words is "one hundred twenty-one trillion, one hundred one billion, three hundred twenty-three million, two hundred twenty-two thousand, two hundred ninety-one".