2020220121011 has 2 divisors, whose sum is σ = 2020220121012. Its totient is φ = 2020220121010.

The previous prime is 2020220120993. The next prime is 2020220121077. The reversal of 2020220121011 is 1101210220202.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2020220121011 is a prime.

It is not a weakly prime, because it can be changed into another prime (2020220123011) 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, 1010110060505 + 1010110060506.

It is an arithmetic number, because the mean of its divisors is an integer number (1010110060506).

Almost surely, 2^{2020220121011} is an apocalyptic number.

2020220121011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020220121011 is an equidigital number, since it uses as much as digits as its factorization.

2020220121011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2020220121011 its reverse (1101210220202), we get a palindrome (3121430341213).

The spelling of 2020220121011 in words is "two trillion, twenty billion, two hundred twenty million, one hundred twenty-one thousand, eleven".