22210001222 has 8 divisors (see below), whose sum is σ = 33324649176. Its totient is φ = 11101784832.

The previous prime is 22210001213. The next prime is 22210001257.

22210001222 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22210001197 and 22210001206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1599248 + ... + 1613075.

It is an arithmetic number, because the mean of its divisors is an integer number (4165581147).

Almost surely, 2^22210001222 is an apocalyptic number.

22210001222 is a deficient number, since it is larger than the sum of its proper divisors (11114647954).

22210001222 is a wasteful number, since it uses less digits than its factorization.

22210001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3215782.

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

It can be divided in two parts, 2221000 and 1222, that added together give a palindrome (2222222).

The spelling of 22210001222 in words is "twenty-two billion, two hundred ten million, one thousand, two hundred twenty-two".