22102236266644 has 12 divisors (see below), whose sum is σ = 38704924851264. Its totient is φ = 11043686309144.

The previous prime is 22102236266573. The next prime is 22102236266681. The reversal of 22102236266644 is 44666263220122.

It is a junction number, because it is equal to n+sod(n) for n = 22102236266594 and 22102236266603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1857949354 + ... + 1857961249.

It is an arithmetic number, because the mean of its divisors is an integer number (3225410404272).

Almost surely, 2^{22102236266644} is an apocalyptic number.

It is an amenable number.

22102236266644 is a deficient number, since it is larger than the sum of its proper divisors (16602688584620).

22102236266644 is a wasteful number, since it uses less digits than its factorization.

22102236266644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3715912094 (or 3715912092 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 46.

Adding to 22102236266644 its reverse (44666263220122), we get a palindrome (66768499486766).

The spelling of 22102236266644 in words is "twenty-two trillion, one hundred two billion, two hundred thirty-six million, two hundred sixty-six thousand, six hundred forty-four".