200222121121222 has 4 divisors (see below), whose sum is σ = 300333181681836. Its totient is φ = 100111060560610.

The previous prime is 200222121121189. The next prime is 200222121121249. The reversal of 200222121121222 is 222121121222002.

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

It is a junction number, because it is equal to n+sod(n) for n = 200222121121193 and 200222121121202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50055530280304 + ... + 50055530280307.

It is an arithmetic number, because the mean of its divisors is an integer number (75083295420459).

Almost surely, 2^{200222121121222} is an apocalyptic number.

200222121121222 is a deficient number, since it is larger than the sum of its proper divisors (100111060560614).

200222121121222 is a wasteful number, since it uses less digits than its factorization.

200222121121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100111060560613.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 200222121121222 its reverse (222121121222002), we get a palindrome (422343242343224).

The spelling of 200222121121222 in words is "two hundred trillion, two hundred twenty-two billion, one hundred twenty-one million, one hundred twenty-one thousand, two hundred twenty-two".