20022120052 has 12 divisors (see below), whose sum is σ = 38224047456. Its totient is φ = 9100963640.

The previous prime is 20022119993. The next prime is 20022120059. The reversal of 20022120052 is 25002122002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022120059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227524048 + ... + 227524135.

It is an arithmetic number, because the mean of its divisors is an integer number (3185337288).

Almost surely, 2^20022120052 is an apocalyptic number.

20022120052 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20022120052 is a deficient number, since it is larger than the sum of its proper divisors (18201927404).

20022120052 is a wasteful number, since it uses less digits than its factorization.

20022120052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455048198 (or 455048196 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

Adding to 20022120052 its reverse (25002122002), we get a palindrome (45024242054).

The spelling of 20022120052 in words is "twenty billion, twenty-two million, one hundred twenty thousand, fifty-two".