22101222022 has 16 divisors (see below), whose sum is σ = 36171035712. Its totient is φ = 10044510120.

The previous prime is 22101221999. The next prime is 22101222023. The reversal of 22101222022 is 22022210122.

It is a junction number, because it is equal to n+sod(n) for n = 22101221987 and 22101222005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101222023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83113 + ... + 226075.

It is an arithmetic number, because the mean of its divisors is an integer number (2260689732).

Almost surely, 2^22101222022 is an apocalyptic number.

22101222022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22101222022 is a deficient number, since it is larger than the sum of its proper divisors (14069813690).

22101222022 is a wasteful number, since it uses less digits than its factorization.

22101222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150003.

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

Adding to 22101222022 its reverse (22022210122), we get a palindrome (44123432144).

The spelling of 22101222022 in words is "twenty-two billion, one hundred one million, two hundred twenty-two thousand, twenty-two".