22022120000020 has 48 divisors (see below), whose sum is σ = 53238877009920. Its totient is φ = 7495328427264.

The previous prime is 22022120000017. The next prime is 22022120000071. The reversal of 22022120000020 is 2000002122022.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 574071540 + ... + 574109899.

It is an arithmetic number, because the mean of its divisors is an integer number (1109143271040).

Almost surely, 2^{22022120000020} is an apocalyptic number.

22022120000020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22022120000020 is an abundant number, since it is smaller than the sum of its proper divisors (31216757009900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22022120000020 is a wasteful number, since it uses less digits than its factorization.

22022120000020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148181592 (or 1148181590 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 22022120000020 its reverse (2000002122022), we get a palindrome (24022122122042).

The spelling of 22022120000020 in words is "twenty-two trillion, twenty-two billion, one hundred twenty million, twenty", and thus it is an aban number.