2000221121222 has 4 divisors (see below), whose sum is σ = 3000331681836. Its totient is φ = 1000110560610.

The previous prime is 2000221121209. The next prime is 2000221121231. The reversal of 2000221121222 is 2221211220002.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2000221121222.

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, 500055280304 + ... + 500055280307.

It is an arithmetic number, because the mean of its divisors is an integer number (750082920459).

Almost surely, 2^{2000221121222} is an apocalyptic number.

2000221121222 is a deficient number, since it is larger than the sum of its proper divisors (1000110560614).

2000221121222 is a wasteful number, since it uses less digits than its factorization.

2000221121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000110560613.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2000221121222 its reverse (2221211220002), we get a palindrome (4221432341224).

The spelling of 2000221121222 in words is "two trillion, two hundred twenty-one million, one hundred twenty-one thousand, two hundred twenty-two".