22212033021222 has 96 divisors (see below), whose sum is σ = 51523394060160. Its totient is φ = 6313521312000.

The previous prime is 22212033021221. The next prime is 22212033021239.

22212033021222 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 22212033021192 and 22212033021201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212033021221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11923858 + ... + 13660250.

It is an arithmetic number, because the mean of its divisors is an integer number (536702021460).

Almost surely, 2^{22212033021222} is an apocalyptic number.

22212033021222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 22212033021222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25761697030080).

22212033021222 is an abundant number, since it is smaller than the sum of its proper divisors (29311361038938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22212033021222 is a wasteful number, since it uses less digits than its factorization.

22212033021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736630 (or 1736529 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

It can be divided in two parts, 2221203 and 3021222, that added together give a palindrome (5242425).

The spelling of 22212033021222 in words is "twenty-two trillion, two hundred twelve billion, thirty-three million, twenty-one thousand, two hundred twenty-two".