2123203232011 has 2 divisors, whose sum is σ = 2123203232012. Its totient is φ = 2123203232010.

The previous prime is 2123203231991. The next prime is 2123203232027. The reversal of 2123203232011 is 1102323023212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2123203232011 - 2¹⁷ = 2123203100939 is a prime.

It is not a weakly prime, because it can be changed into another prime (2123203232911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061601616005 + 1061601616006.

It is an arithmetic number, because the mean of its divisors is an integer number (1061601616006).

Almost surely, 2^{2123203232011} is an apocalyptic number.

2123203232011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123203232011 is an equidigital number, since it uses as much as digits as its factorization.

2123203232011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2123203232011 its reverse (1102323023212), we get a palindrome (3225526255223).

The spelling of 2123203232011 in words is "two trillion, one hundred twenty-three billion, two hundred three million, two hundred thirty-two thousand, eleven".