22155411100242 has 16 divisors (see below), whose sum is σ = 50640939657792. Its totient is φ = 6330117457200.

The previous prime is 22155411100223. The next prime is 22155411100283. The reversal of 22155411100242 is 24200111455122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263754894009 + ... + 263754894092.

It is an arithmetic number, because the mean of its divisors is an integer number (3165058728612).

Almost surely, 2^{22155411100242} is an apocalyptic number.

22155411100242 is an abundant number, since it is smaller than the sum of its proper divisors (28485528557550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22155411100242 is a wasteful number, since it uses less digits than its factorization.

22155411100242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527509788113.

The product of its (nonzero) digits is 6400, while the sum is 30.

Adding to 22155411100242 its reverse (24200111455122), we get a palindrome (46355522555364).

The spelling of 22155411100242 in words is "twenty-two trillion, one hundred fifty-five billion, four hundred eleven million, one hundred thousand, two hundred forty-two".