122231013211 has 2 divisors, whose sum is σ = 122231013212. Its totient is φ = 122231013210.

The previous prime is 122231013187. The next prime is 122231013239. The reversal of 122231013211 is 112310132221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122231013211 - 2⁹ = 122231012699 is a prime.

It is not a weakly prime, because it can be changed into another prime (122231013511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61115506605 + 61115506606.

It is an arithmetic number, because the mean of its divisors is an integer number (61115506606).

Almost surely, 2^122231013211 is an apocalyptic number.

122231013211 is a deficient number, since it is larger than the sum of its proper divisors (1).

122231013211 is an equidigital number, since it uses as much as digits as its factorization.

122231013211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 122231013211 its reverse (112310132221), we get a palindrome (234541145432).

The spelling of 122231013211 in words is "one hundred twenty-two billion, two hundred thirty-one million, thirteen thousand, two hundred eleven".