212210101219 has 4 divisors (see below), whose sum is σ = 217145219896. Its totient is φ = 207274982544.

The previous prime is 212210101189. The next prime is 212210101231. The reversal of 212210101219 is 912101012212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212210101219 - 2²⁷ = 212075883491 is a prime.

It is a super-2 number, since 2×212210101219² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212210101219.

It is not an unprimeable number, because it can be changed into a prime (212210101249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2467559274 + ... + 2467559359.

It is an arithmetic number, because the mean of its divisors is an integer number (54286304974).

Almost surely, 2^212210101219 is an apocalyptic number.

212210101219 is a deficient number, since it is larger than the sum of its proper divisors (4935118677).

212210101219 is an equidigital number, since it uses as much as digits as its factorization.

212210101219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4935118676.

The product of its (nonzero) digits is 144, while the sum is 22.

It can be divided in two parts, 2 and 12210101219, that added together give a palindrome (12210101221).

The spelling of 212210101219 in words is "two hundred twelve billion, two hundred ten million, one hundred one thousand, two hundred nineteen".