200122101212 has 24 divisors (see below), whose sum is σ = 394375521792.
Its totient is φ = 88030249200.
The previous prime is 200122101149. The next prime is 200122101227. The reversal of 200122101212 is 212101221002.
Adding to 200122101212 its reverse (212101221002), we get a palindrome (412223322214).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73357178 + ... + 73359905.
It is an arithmetic number, because the mean of its divisors is an integer number (16432313408).
Almost surely, 2200122101212 is an apocalyptic number.
200122101212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
200122101212 is a deficient number, since it is larger than the sum of its proper divisors (194253420580).
200122101212 is a wasteful number, since it uses less digits than its factorization.
200122101212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 146717129 (or 146717127 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
The spelling of 200122101212 in words is "two hundred billion, one hundred twenty-two million, one hundred one thousand, two hundred twelve".