200211001222122 has 64 divisors (see below), whose sum is σ = 501016777297920. Its totient is φ = 58712903578800.

The previous prime is 200211001222117. The next prime is 200211001222147. The reversal of 200211001222122 is 221222100112002.

It is a happy number.

200211001222122 is a `hidden beast` number, since 200 + 21 + 100 + 1 + 222 + 122 = 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 = 200211001222095 and 200211001222104.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5436361548 + ... + 5436398375.

It is an arithmetic number, because the mean of its divisors is an integer number (7828387145280).

Almost surely, 2^{200211001222122} is an apocalyptic number.

200211001222122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

200211001222122 is an abundant number, since it is smaller than the sum of its proper divisors (300805776075798).

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

200211001222122 is a wasteful number, since it uses less digits than its factorization.

200211001222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10872759976 (or 10872759970 counting only the distinct ones).

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

Adding to 200211001222122 its reverse (221222100112002), we get a palindrome (421433101334124).

The spelling of 200211001222122 in words is "two hundred trillion, two hundred eleven billion, one million, two hundred twenty-two thousand, one hundred twenty-two".