122022012200020 has 48 divisors (see below), whose sum is σ = 259014915774720. Its totient is φ = 48281928920064.

The previous prime is 122022012199951. The next prime is 122022012200063. The reversal of 122022012200020 is 20002210220221.

It is a super-2 number, since 2×122022012200020² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122022012199967 and 122022012200003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11468064 + ... + 19379383.

It is an arithmetic number, because the mean of its divisors is an integer number (5396144078640).

Almost surely, 2^{122022012200020} is an apocalyptic number.

122022012200020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122022012200020 is an abundant number, since it is smaller than the sum of its proper divisors (136992903574700).

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

122022012200020 is a wasteful number, since it uses less digits than its factorization.

122022012200020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30849592 (or 30849590 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 122022012200020 its reverse (20002210220221), we get a palindrome (142024222420241).

The spelling of 122022012200020 in words is "one hundred twenty-two trillion, twenty-two billion, twelve million, two hundred thousand, twenty".