22000221022202 has 4 divisors (see below), whose sum is σ = 33000331533306. Its totient is φ = 11000110511100.

The previous prime is 22000221022187. The next prime is 22000221022211. The reversal of 22000221022202 is 20222012200022.

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

It can be written as a sum of positive squares in only one way, i.e., 21942188694001 + 58032328201 = 4684249^2 + 240899^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500055255549 + ... + 5500055255552.

Almost surely, 2^{22000221022202} is an apocalyptic number.

22000221022202 is a deficient number, since it is larger than the sum of its proper divisors (11000110511104).

22000221022202 is a wasteful number, since it uses less digits than its factorization.

22000221022202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11000110511103.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 22000221022202 its reverse (20222012200022), we get a palindrome (42222233222224).

The spelling of 22000221022202 in words is "twenty-two trillion, two hundred twenty-one million, twenty-two thousand, two hundred two".