22101440255 has 16 divisors (see below), whose sum is σ = 27679078080. Its totient is φ = 16909820928.

The previous prime is 22101440239. The next prime is 22101440329. The reversal of 22101440255 is 55204410122.

It is a cyclic number.

It is not a de Polignac number, because 22101440255 - 2⁴ = 22101440239 is a prime.

It is a super-2 number, since 2×22101440255² (a number of 21 digits) contains 22 as substring.

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, 1120559 + ... + 1140111.

It is an arithmetic number, because the mean of its divisors is an integer number (1729942380).

Almost surely, 2^22101440255 is an apocalyptic number.

22101440255 is a deficient number, since it is larger than the sum of its proper divisors (5577637825).

22101440255 is a wasteful number, since it uses less digits than its factorization.

22101440255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29410.

The product of its (nonzero) digits is 3200, while the sum is 26.

Adding to 22101440255 its reverse (55204410122), we get a palindrome (77305850377).

The spelling of 22101440255 in words is "twenty-two billion, one hundred one million, four hundred forty thousand, two hundred fifty-five".