122120200010 has 32 divisors (see below), whose sum is σ = 221450241600. Its totient is φ = 48485162880.

The previous prime is 122120199989. The next prime is 122120200087. The reversal of 122120200010 is 10002021221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 122120199964 and 122120200000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8167121 + ... + 8182059.

It is an arithmetic number, because the mean of its divisors is an integer number (6920320050).

Almost surely, 2^122120200010 is an apocalyptic number.

122120200010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122120200010 is a deficient number, since it is larger than the sum of its proper divisors (99330041590).

122120200010 is a wasteful number, since it uses less digits than its factorization.

122120200010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20966.

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

Adding to 122120200010 its reverse (10002021221), we get a palindrome (132122221231).

The spelling of 122120200010 in words is "one hundred twenty-two billion, one hundred twenty million, two hundred thousand, ten".