22001012200222 has 32 divisors (see below), whose sum is σ = 37906143246720. Its totient is φ = 9471704361120.

The previous prime is 22001012200217. The next prime is 22001012200253. The reversal of 22001012200222 is 22200221010022.

It is a junction number, because it is equal to n+sod(n) for n = 22001012200196 and 22001012200205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5068573 + ... + 8348200.

It is an arithmetic number, because the mean of its divisors is an integer number (1184566976460).

Almost surely, 2^{22001012200222} is an apocalyptic number.

22001012200222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22001012200222 is a deficient number, since it is larger than the sum of its proper divisors (15905131046498).

22001012200222 is a wasteful number, since it uses less digits than its factorization.

22001012200222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13420728.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22001012200222 its reverse (22200221010022), we get a palindrome (44201233210244).

The spelling of 22001012200222 in words is "twenty-two trillion, one billion, twelve million, two hundred thousand, two hundred twenty-two".