22155355235 has 16 divisors (see below), whose sum is σ = 28649270496. Its totient is φ = 16350743808.

The previous prime is 22155355231. The next prime is 22155355259. The reversal of 22155355235 is 53255355122.

It is a cyclic number.

It is not a de Polignac number, because 22155355235 - 2² = 22155355231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22155355231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1007 + ... + 210503.

It is an arithmetic number, because the mean of its divisors is an integer number (1790579406).

Almost surely, 2^22155355235 is an apocalyptic number.

22155355235 is a deficient number, since it is larger than the sum of its proper divisors (6493915261).

22155355235 is a wasteful number, since it uses less digits than its factorization.

22155355235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211142.

The product of its digits is 225000, while the sum is 38.

The spelling of 22155355235 in words is "twenty-two billion, one hundred fifty-five million, three hundred fifty-five thousand, two hundred thirty-five".