22201103222012 has 144 divisors (see below), whose sum is σ = 48267863128800. Its totient is φ = 8807497873920.

The previous prime is 22201103221963. The next prime is 22201103222033. The reversal of 22201103222012 is 21022230110222.

It is a super-2 number, since 2×22201103222012² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 104998814 + ... + 105210042.

It is an arithmetic number, because the mean of its divisors is an integer number (335193493950).

Almost surely, 2^{22201103222012} is an apocalyptic number.

22201103222012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22201103222012 is an abundant number, since it is smaller than the sum of its proper divisors (26066759906788).

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

22201103222012 is a wasteful number, since it uses less digits than its factorization.

22201103222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211804 (or 211783 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 22201103222012 its reverse (21022230110222), we get a palindrome (43223333332234).

The spelling of 22201103222012 in words is "twenty-two trillion, two hundred one billion, one hundred three million, two hundred twenty-two thousand, twelve".