222202222011111 has 8 divisors (see below), whose sum is σ = 296275367766784. Its totient is φ = 148131945464760.

The previous prime is 222202222011073. The next prime is 222202222011151. The reversal of 222202222011111 is 111110222202222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 222202222011111 - 2¹³ = 222202222002919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222202222011151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 717121621 + ... + 717431406.

It is an arithmetic number, because the mean of its divisors is an integer number (37034420970848).

Almost surely, 2^{222202222011111} is an apocalyptic number.

222202222011111 is a deficient number, since it is larger than the sum of its proper divisors (74073145755673).

222202222011111 is a wasteful number, since it uses less digits than its factorization.

222202222011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1434604661.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 222202222011111 its reverse (111110222202222), we get a palindrome (333312444213333).

The spelling of 222202222011111 in words is "two hundred twenty-two trillion, two hundred two billion, two hundred twenty-two million, eleven thousand, one hundred eleven".