200122022001212 has 12 divisors (see below), whose sum is σ = 350498033667936. Its totient is φ = 99979726667520.

The previous prime is 200122022001191. The next prime is 200122022001241. The reversal of 200122022001212 is 212100220221002.

It is a happy number.

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 3 ways as a sum of consecutive naturals, for example, 20321077733 + ... + 20321087580.

It is an arithmetic number, because the mean of its divisors is an integer number (29208169472328).

Almost surely, 2^{200122022001212} is an apocalyptic number.

It is an amenable number.

200122022001212 is a deficient number, since it is larger than the sum of its proper divisors (150376011666724).

200122022001212 is a wasteful number, since it uses less digits than its factorization.

200122022001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40642166548 (or 40642166546 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 200122022001212 its reverse (212100220221002), we get a palindrome (412222242222214).

The spelling of 200122022001212 in words is "two hundred trillion, one hundred twenty-two billion, twenty-two million, one thousand, two hundred twelve".