22101111222022 has 96 divisors (see below), whose sum is σ = 40081247366400. Its totient is φ = 8940295002240.

The previous prime is 22101111221857. The next prime is 22101111222023. The reversal of 22101111222022 is 22022211110122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101111222023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 784742913 + ... + 784771075.

It is an arithmetic number, because the mean of its divisors is an integer number (417512993400).

Almost surely, 2^{22101111222022} is an apocalyptic number.

22101111222022 is a deficient number, since it is larger than the sum of its proper divisors (17980136144378).

22101111222022 is a wasteful number, since it uses less digits than its factorization.

22101111222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28622 (or 28441 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22101111222022 its reverse (22022211110122), we get a palindrome (44123322332144).

The spelling of 22101111222022 in words is "twenty-two trillion, one hundred one billion, one hundred eleven million, two hundred twenty-two thousand, twenty-two".