22110620155645 has 32 divisors (see below), whose sum is σ = 31835653466112. Its totient is φ = 14413397815872.

The previous prime is 22110620155633. The next prime is 22110620155651. The reversal of 22110620155645 is 54655102601122.

It is a cyclic number.

It is not a de Polignac number, because 22110620155645 - 2¹⁷ = 22110620024573 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22110620155598 and 22110620155607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84122187 + ... + 84384616.

It is an arithmetic number, because the mean of its divisors is an integer number (994864170816).

Almost surely, 2^{22110620155645} is an apocalyptic number.

It is an amenable number.

22110620155645 is a deficient number, since it is larger than the sum of its proper divisors (9725033310467).

22110620155645 is a wasteful number, since it uses less digits than its factorization.

22110620155645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168507001.

The product of its (nonzero) digits is 144000, while the sum is 40.

Adding to 22110620155645 its reverse (54655102601122), we get a palindrome (76765722756767).

The spelling of 22110620155645 in words is "twenty-two trillion, one hundred ten billion, six hundred twenty million, one hundred fifty-five thousand, six hundred forty-five".