22120021110022 has 32 divisors (see below), whose sum is σ = 36655645340160. Its totient is φ = 9927139477920.

The previous prime is 22120021110017. The next prime is 22120021110073. The reversal of 22120021110022 is 22001112002122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22120021109978 and 22120021110005.

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, 935697 + ... + 6716812.

It is an arithmetic number, because the mean of its divisors is an integer number (1145488916880).

Almost surely, 2^{22120021110022} is an apocalyptic number.

22120021110022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22120021110022 is a deficient number, since it is larger than the sum of its proper divisors (14535624230138).

22120021110022 is a wasteful number, since it uses less digits than its factorization.

22120021110022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7654188.

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

Adding to 22120021110022 its reverse (22001112002122), we get a palindrome (44121133112144).

The spelling of 22120021110022 in words is "twenty-two trillion, one hundred twenty billion, twenty-one million, one hundred ten thousand, twenty-two".