22001102222 has 16 divisors (see below), whose sum is σ = 36037101744. Its totient is φ = 9990696000.

The previous prime is 22001102197. The next prime is 22001102251. The reversal of 22001102222 is 22220110022.

It is a junction number, because it is equal to n+sod(n) for n = 22001102197 and 22001102206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 467279 + ... + 512202.

It is an arithmetic number, because the mean of its divisors is an integer number (2252318859).

Almost surely, 2^22001102222 is an apocalyptic number.

22001102222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22001102222 is a deficient number, since it is larger than the sum of its proper divisors (14035999522).

22001102222 is a wasteful number, since it uses less digits than its factorization.

22001102222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980515.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22001102222 its reverse (22220110022), we get a palindrome (44221212244).

The spelling of 22001102222 in words is "twenty-two billion, one million, one hundred two thousand, two hundred twenty-two".