22221100001122 has 32 divisors (see below), whose sum is σ = 37151739604224. Its totient is φ = 9881260809600.

The previous prime is 22221100001047. The next prime is 22221100001123. The reversal of 22221100001122 is 22110000112222.

It is a happy number.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 22221100001096 and 22221100001105.

It is not an unprimeable number, because it can be changed into a prime (22221100001123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2352193 + ... + 7069300.

It is an arithmetic number, because the mean of its divisors is an integer number (1160991862632).

Almost surely, 2^{22221100001122} is an apocalyptic number.

22221100001122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22221100001122 is a deficient number, since it is larger than the sum of its proper divisors (14930639603102).

22221100001122 is a wasteful number, since it uses less digits than its factorization.

22221100001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9423834.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22221100001122 its reverse (22110000112222), we get a palindrome (44331100113344).

It can be divided in two parts, 22 and 221100001122, that multiplied together give a palindrome (4864200024684).

The spelling of 22221100001122 in words is "twenty-two trillion, two hundred twenty-one billion, one hundred million, one thousand, one hundred twenty-two".