201100221230219 has 4 divisors (see below), whose sum is σ = 204101717069544. Its totient is φ = 198098725390896.

The previous prime is 201100221230177. The next prime is 201100221230231. The reversal of 201100221230219 is 912032122001102.

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 201100221230219 - 2¹² = 201100221226123 is a prime.

It is a super-2 number, since 2×201100221230219² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201100221230819) 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, 1500747919562 + ... + 1500747919695.

It is an arithmetic number, because the mean of its divisors is an integer number (51025429267386).

Almost surely, 2^{201100221230219} is an apocalyptic number.

201100221230219 is a deficient number, since it is larger than the sum of its proper divisors (3001495839325).

201100221230219 is an equidigital number, since it uses as much as digits as its factorization.

201100221230219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3001495839324.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 201100221230219 in words is "two hundred one trillion, one hundred billion, two hundred twenty-one million, two hundred thirty thousand, two hundred nineteen".