20122230021011 has 2 divisors, whose sum is σ = 20122230021012. Its totient is φ = 20122230021010.

The previous prime is 20122230020957. The next prime is 20122230021067. The reversal of 20122230021011 is 11012003222102.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20122230021011 is a prime.

It is not a weakly prime, because it can be changed into another prime (20122236021011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10061115010505 + 10061115010506.

It is an arithmetic number, because the mean of its divisors is an integer number (10061115010506).

Almost surely, 2^{20122230021011} is an apocalyptic number.

20122230021011 is a deficient number, since it is larger than the sum of its proper divisors (1).

20122230021011 is an equidigital number, since it uses as much as digits as its factorization.

20122230021011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 20122230021011 its reverse (11012003222102), we get a palindrome (31134233243113).

The spelling of 20122230021011 in words is "twenty trillion, one hundred twenty-two billion, two hundred thirty million, twenty-one thousand, eleven".