22218833855055 has 32 divisors (see below), whose sum is σ = 35861449390848. Its totient is φ = 11746523347200.

The previous prime is 22218833855051. The next prime is 22218833855069. The reversal of 22218833855055 is 55055833881222.

It is not a de Polignac number, because 22218833855055 - 2² = 22218833855051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22218833854986 and 22218833855004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22218833855051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6403501 + ... + 9243510.

It is an arithmetic number, because the mean of its divisors is an integer number (1120670293464).

Almost surely, 2^{22218833855055} is an apocalyptic number.

22218833855055 is a deficient number, since it is larger than the sum of its proper divisors (13642615535793).

22218833855055 is a wasteful number, since it uses less digits than its factorization.

22218833855055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15647847.

The product of its (nonzero) digits is 23040000, while the sum is 57.

The spelling of 22218833855055 in words is "twenty-two trillion, two hundred eighteen billion, eight hundred thirty-three million, eight hundred fifty-five thousand, fifty-five".