210220121101219 has 4 divisors (see below), whose sum is σ = 215347441128120. Its totient is φ = 205092801074320.

The previous prime is 210220121101213. The next prime is 210220121101223. The reversal of 210220121101219 is 912101121022012.

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 210220121101219 - 2⁷ = 210220121101091 is a prime.

It is a super-2 number, since 2×210220121101219² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210220121101193 and 210220121101202.

It is not an unprimeable number, because it can be changed into a prime (210220121101213) 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, 2563660013389 + ... + 2563660013470.

It is an arithmetic number, because the mean of its divisors is an integer number (53836860282030).

Almost surely, 2^{210220121101219} is an apocalyptic number.

210220121101219 is a deficient number, since it is larger than the sum of its proper divisors (5127320026901).

210220121101219 is an equidigital number, since it uses as much as digits as its factorization.

210220121101219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5127320026900.

The product of its (nonzero) digits is 288, while the sum is 25.

The spelling of 210220121101219 in words is "two hundred ten trillion, two hundred twenty billion, one hundred twenty-one million, one hundred one thousand, two hundred nineteen".