201211122219 has 8 divisors (see below), whose sum is σ = 268284485520. Its totient is φ = 134139253536.

The previous prime is 201211122209. The next prime is 201211122221. The reversal of 201211122219 is 912221112102.

201211122219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 201211122219 - 2²⁷ = 201076904491 is a prime.

It is a super-2 number, since 2×201211122219² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201211122209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8572 + ... + 634425.

It is an arithmetic number, because the mean of its divisors is an integer number (33535560690).

Almost surely, 2^201211122219 is an apocalyptic number.

201211122219 is a deficient number, since it is larger than the sum of its proper divisors (67073363301).

201211122219 is a wasteful number, since it uses less digits than its factorization.

201211122219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747309.

The product of its (nonzero) digits is 288, while the sum is 24.

The spelling of 201211122219 in words is "two hundred one billion, two hundred eleven million, one hundred twenty-two thousand, two hundred nineteen".