20122020011012 has 12 divisors (see below), whose sum is σ = 36165252182220. Its totient is φ = 9789090816096.

The previous prime is 20122020010907. The next prime is 20122020011017. The reversal of 20122020011012 is 21011002022102.

It can be written as a sum of positive squares in 2 ways, for example, as 10702620648196 + 9419399362816 = 3271486^2 + 3069104^2 .

It is not an unprimeable number, because it can be changed into a prime (20122020011017) 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 in 3 ways as a sum of consecutive naturals, for example, 67979797187 + ... + 67979797482.

It is an arithmetic number, because the mean of its divisors is an integer number (3013771015185).

Almost surely, 2^{20122020011012} is an apocalyptic number.

It is an amenable number.

20122020011012 is a deficient number, since it is larger than the sum of its proper divisors (16043232171208).

20122020011012 is a wasteful number, since it uses less digits than its factorization.

20122020011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135959594710 (or 135959594708 counting only the distinct ones).

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

Adding to 20122020011012 its reverse (21011002022102), we get a palindrome (41133022033114).

The spelling of 20122020011012 in words is "twenty trillion, one hundred twenty-two billion, twenty million, eleven thousand, twelve".