222002022122111 has 32 divisors (see below), whose sum is σ = 278088419082240. Its totient is φ = 172172689365600.

The previous prime is 222002022122081. The next prime is 222002022122173. The reversal of 222002022122111 is 111221220200222.

It is not a de Polignac number, because 222002022122111 - 2⁶ = 222002022122047 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 (222002022122011) 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, 31208240 + ... + 37655786.

It is an arithmetic number, because the mean of its divisors is an integer number (8690263096320).

Almost surely, 2^{222002022122111} is an apocalyptic number.

222002022122111 is a deficient number, since it is larger than the sum of its proper divisors (56086396960129).

222002022122111 is a wasteful number, since it uses less digits than its factorization.

222002022122111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6449675.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 222002022122111 its reverse (111221220200222), we get a palindrome (333223242322333).

The spelling of 222002022122111 in words is "two hundred twenty-two trillion, two billion, twenty-two million, one hundred twenty-two thousand, one hundred eleven".