22112221202122 has 16 divisors (see below), whose sum is σ = 33271441863552. Its totient is φ = 11021746412160.

The previous prime is 22112221202047. The next prime is 22112221202129. The reversal of 22112221202122 is 22120212221122.

It is a super-3 number, since 3×22112221202122³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22112221202093 and 22112221202102.

It is not an unprimeable number, because it can be changed into a prime (22112221202129) 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, 6163098 + ... + 9066874.

It is an arithmetic number, because the mean of its divisors is an integer number (2079465116472).

Almost surely, 2^{22112221202122} is an apocalyptic number.

22112221202122 is a deficient number, since it is larger than the sum of its proper divisors (11159220661430).

22112221202122 is a wasteful number, since it uses less digits than its factorization.

22112221202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2915613.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 22112221202122 its reverse (22120212221122), we get a palindrome (44232433423244).

The spelling of 22112221202122 in words is "twenty-two trillion, one hundred twelve billion, two hundred twenty-one million, two hundred two thousand, one hundred twenty-two".