222142445205 has 16 divisors (see below), whose sum is σ = 355436637504. Its totient is φ = 118473062400.

The previous prime is 222142445201. The next prime is 222142445219. The reversal of 222142445205 is 502544241222.

It is not a de Polignac number, because 222142445205 - 2² = 222142445201 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222142445201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542805 + ... + 859605.

It is an arithmetic number, because the mean of its divisors is an integer number (22214789844).

Almost surely, 2^222142445205 is an apocalyptic number.

It is an amenable number.

222142445205 is a deficient number, since it is larger than the sum of its proper divisors (133294192299).

222142445205 is a wasteful number, since it uses less digits than its factorization.

222142445205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363556.

The product of its (nonzero) digits is 51200, while the sum is 33.

Adding to 222142445205 its reverse (502544241222), we get a palindrome (724686686427).

The spelling of 222142445205 in words is "two hundred twenty-two billion, one hundred forty-two million, four hundred forty-five thousand, two hundred five".