200122101020 has 48 divisors (see below), whose sum is σ = 421411673088. Its totient is φ = 79828956480.

The previous prime is 200122101019. The next prime is 200122101029. The reversal of 200122101020 is 20101221002.

It is a happy number.

200122101020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 200122100992 and 200122101010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200122101029) 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 15 ways as a sum of consecutive naturals, for example, 32468459 + ... + 32474621.

It is an arithmetic number, because the mean of its divisors is an integer number (8779409856).

Almost surely, 2^200122101020 is an apocalyptic number.

200122101020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200122101020 is an abundant number, since it is smaller than the sum of its proper divisors (221289572068).

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

200122101020 is a wasteful number, since it uses less digits than its factorization.

200122101020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10370 (or 10368 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 200122101020 its reverse (20101221002), we get a palindrome (220223322022).

The spelling of 200122101020 in words is "two hundred billion, one hundred twenty-two million, one hundred one thousand, twenty".