200120210221122 has 48 divisors (see below), whose sum is σ = 441974773487520. Its totient is φ = 65428918451136.

The previous prime is 200120210221081. The next prime is 200120210221153. The reversal of 200120210221122 is 221122012021002.

It is a happy number.

200120210221122 is a `hidden beast` number, since 200 + 1 + 20 + 210 + 2 + 211 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 200120210221095 and 200120210221104.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 481624243 + ... + 482039574.

It is an arithmetic number, because the mean of its divisors is an integer number (9207807780990).

Almost surely, 2^{200120210221122} is an apocalyptic number.

200120210221122 is an abundant number, since it is smaller than the sum of its proper divisors (241854563266398).

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

200120210221122 is a wasteful number, since it uses less digits than its factorization.

200120210221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963664047 (or 963664044 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 200120210221122 its reverse (221122012021002), we get a palindrome (421242222242124).

The spelling of 200120210221122 in words is "two hundred trillion, one hundred twenty billion, two hundred ten million, two hundred twenty-one thousand, one hundred twenty-two".