22213202112112 has 40 divisors (see below), whose sum is σ = 46950941166192. Its totient is φ = 10096843507200.

The previous prime is 22213202112053. The next prime is 22213202112113. The reversal of 22213202112112 is 21121120231222.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22213202112113) 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, 34823562 + ... + 35455702.

Almost surely, 2^{22213202112112} is an apocalyptic number.

22213202112112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22213202112112 is an abundant number, since it is smaller than the sum of its proper divisors (24737739054080).

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

22213202112112 is a wasteful number, since it uses less digits than its factorization.

22213202112112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831817 (or 831811 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 22213202112112 its reverse (21121120231222), we get a palindrome (43334322343334).

The spelling of 22213202112112 in words is "twenty-two trillion, two hundred thirteen billion, two hundred two million, one hundred twelve thousand, one hundred twelve".