121002222303211 has 2 divisors, whose sum is σ = 121002222303212. Its totient is φ = 121002222303210.

The previous prime is 121002222303187. The next prime is 121002222303217. The reversal of 121002222303211 is 112303222200121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121002222303211 - 2²¹ = 121002220206059 is a prime.

It is not a weakly prime, because it can be changed into another prime (121002222303217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60501111151605 + 60501111151606.

It is an arithmetic number, because the mean of its divisors is an integer number (60501111151606).

Almost surely, 2^{121002222303211} is an apocalyptic number.

121002222303211 is a deficient number, since it is larger than the sum of its proper divisors (1).

121002222303211 is an equidigital number, since it uses as much as digits as its factorization.

121002222303211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 121002222303211 its reverse (112303222200121), we get a palindrome (233305444503332).

The spelling of 121002222303211 in words is "one hundred twenty-one trillion, two billion, two hundred twenty-two million, three hundred three thousand, two hundred eleven".