222100211210111 has 32 divisors (see below), whose sum is σ = 243115123829760. Its totient is φ = 201666279394944.

The previous prime is 222100211210099. The next prime is 222100211210147. The reversal of 222100211210111 is 111012112001222.

It is not a de Polignac number, because 222100211210111 - 2³⁴ = 222083031340927 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222100211210111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222100211210191) 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, 2743190516 + ... + 2743271478.

It is an arithmetic number, because the mean of its divisors is an integer number (7597347619680).

Almost surely, 2^{222100211210111} is an apocalyptic number.

222100211210111 is a deficient number, since it is larger than the sum of its proper divisors (21014912619649).

222100211210111 is a wasteful number, since it uses less digits than its factorization.

222100211210111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90975.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 222100211210111 its reverse (111012112001222), we get a palindrome (333112323211333).

The spelling of 222100211210111 in words is "two hundred twenty-two trillion, one hundred billion, two hundred eleven million, two hundred ten thousand, one hundred eleven".