200000220012122 has 4 divisors (see below), whose sum is σ = 300000330018186. Its totient is φ = 100000110006060.

The previous prime is 200000220012113. The next prime is 200000220012211. The reversal of 200000220012122 is 221210022000002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 198532073399881 + 1468146612241 = 14090141^2 + 1211671^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200000220012097 and 200000220012106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000055003029 + ... + 50000055003032.

Almost surely, 2^{200000220012122} is an apocalyptic number.

200000220012122 is a deficient number, since it is larger than the sum of its proper divisors (100000110006064).

200000220012122 is a wasteful number, since it uses less digits than its factorization.

200000220012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100000110006063.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 200000220012122 its reverse (221210022000002), we get a palindrome (421210242012124).

The spelling of 200000220012122 in words is "two hundred trillion, two hundred twenty million, twelve thousand, one hundred twenty-two".