2012220023311 has 2 divisors, whose sum is σ = 2012220023312. Its totient is φ = 2012220023310.

The previous prime is 2012220023263. The next prime is 2012220023329. The reversal of 2012220023311 is 1133200222102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2012220023311 - 2¹³ = 2012220015119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012220023381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006110011655 + 1006110011656.

It is an arithmetic number, because the mean of its divisors is an integer number (1006110011656).

Almost surely, 2^{2012220023311} is an apocalyptic number.

2012220023311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012220023311 is an equidigital number, since it uses as much as digits as its factorization.

2012220023311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2012220023311 its reverse (1133200222102), we get a palindrome (3145420245413).

The spelling of 2012220023311 in words is "two trillion, twelve billion, two hundred twenty million, twenty-three thousand, three hundred eleven".