220022111211971 has 2 divisors, whose sum is σ = 220022111211972. Its totient is φ = 220022111211970.

The previous prime is 220022111211967. The next prime is 220022111212049. The reversal of 220022111211971 is 179112111220022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220022111211971 - 2² = 220022111211967 is a prime.

It is not a weakly prime, because it can be changed into another prime (220022111211911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110011055605985 + 110011055605986.

It is an arithmetic number, because the mean of its divisors is an integer number (110011055605986).

Almost surely, 2^{220022111211971} is an apocalyptic number.

220022111211971 is a deficient number, since it is larger than the sum of its proper divisors (1).

220022111211971 is an equidigital number, since it uses as much as digits as its factorization.

220022111211971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 32.

Adding to 220022111211971 its reverse (179112111220022), we get a palindrome (399134222431993).

The spelling of 220022111211971 in words is "two hundred twenty trillion, twenty-two billion, one hundred eleven million, two hundred eleven thousand, nine hundred seventy-one".