2220212112011 has 2 divisors, whose sum is σ = 2220212112012. Its totient is φ = 2220212112010.

The previous prime is 2220212111989. The next prime is 2220212112071. The reversal of 2220212112011 is 1102112120222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2220212112011 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2220212112071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110106056005 + 1110106056006.

It is an arithmetic number, because the mean of its divisors is an integer number (1110106056006).

Almost surely, 2^{2220212112011} is an apocalyptic number.

2220212112011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220212112011 is an equidigital number, since it uses as much as digits as its factorization.

2220212112011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2220212112011 its reverse (1102112120222), we get a palindrome (3322324232233).

The spelling of 2220212112011 in words is "two trillion, two hundred twenty billion, two hundred twelve million, one hundred twelve thousand, eleven".