1020233312011 has 2 divisors, whose sum is σ = 1020233312012. Its totient is φ = 1020233312010.

The previous prime is 1020233312009. The next prime is 1020233312017. The reversal of 1020233312011 is 1102133320201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1020233312011 - 2¹ = 1020233312009 is a prime.

Together with 1020233312009, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1020233312011.

It is not a weakly prime, because it can be changed into another prime (1020233312017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510116656005 + 510116656006.

It is an arithmetic number, because the mean of its divisors is an integer number (510116656006).

Almost surely, 2^{1020233312011} is an apocalyptic number.

1020233312011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020233312011 is an equidigital number, since it uses as much as digits as its factorization.

1020233312011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1020233312011 its reverse (1102133320201), we get a palindrome (2122366632212).

The spelling of 1020233312011 in words is "one trillion, twenty billion, two hundred thirty-three million, three hundred twelve thousand, eleven".