200212211211222 has 64 divisors (see below), whose sum is σ = 481170004660224. Its totient is φ = 54298698373920.

The previous prime is 200212211211217. The next prime is 200212211211227. The reversal of 200212211211222 is 222112112212002.

It is an interprime number because it is at equal distance from previous prime (200212211211217) and next prime (200212211211227).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200212211211227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 790938408 + ... + 791191499.

It is an arithmetic number, because the mean of its divisors is an integer number (7518281322816).

Almost surely, 2^{200212211211222} is an apocalyptic number.

200212211211222 is an abundant number, since it is smaller than the sum of its proper divisors (280957793449002).

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

200212211211222 is a wasteful number, since it uses less digits than its factorization.

200212211211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582130073.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 200212211211222 its reverse (222112112212002), we get a palindrome (422324323423224).

The spelling of 200212211211222 in words is "two hundred trillion, two hundred twelve billion, two hundred eleven million, two hundred eleven thousand, two hundred twenty-two".