222211112202111 has 8 divisors (see below), whose sum is σ = 296281552982400. Its totient is φ = 148140706444952.

The previous prime is 222211112202083. The next prime is 222211112202113. The reversal of 222211112202111 is 111202211112222.

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

It is a cyclic number.

It is not a de Polignac number, because 222211112202111 - 2⁷ = 222211112201983 is a prime.

It is a super-3 number, since 3×222211112202111³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222211112202113) 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, 16253116 + ... + 26619278.

It is an arithmetic number, because the mean of its divisors is an integer number (37035194122800).

Almost surely, 2^{222211112202111} is an apocalyptic number.

222211112202111 is a deficient number, since it is larger than the sum of its proper divisors (74070440780289).

222211112202111 is a wasteful number, since it uses less digits than its factorization.

222211112202111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17511565.

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 222211112202111 its reverse (111202211112222), we get a palindrome (333413323314333).

The spelling of 222211112202111 in words is "two hundred twenty-two trillion, two hundred eleven billion, one hundred twelve million, two hundred two thousand, one hundred eleven".