22010202001222 has 4 divisors (see below), whose sum is σ = 33015303001836. Its totient is φ = 11005101000610.

The previous prime is 22010202001211. The next prime is 22010202001259. The reversal of 22010202001222 is 22210020201022.

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 = 22010202001196 and 22010202001205.

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, 5502550500304 + ... + 5502550500307.

It is an arithmetic number, because the mean of its divisors is an integer number (8253825750459).

Almost surely, 2^{22010202001222} is an apocalyptic number.

22010202001222 is a deficient number, since it is larger than the sum of its proper divisors (11005101000614).

22010202001222 is a wasteful number, since it uses less digits than its factorization.

22010202001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11005101000613.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22010202001222 its reverse (22210020201022), we get a palindrome (44220222202244).

The spelling of 22010202001222 in words is "twenty-two trillion, ten billion, two hundred two million, one thousand, two hundred twenty-two".