110221212021211 has 8 divisors (see below), whose sum is σ = 116070812539920. Its totient is φ = 104376459912192.

The previous prime is 110221212021169. The next prime is 110221212021241. The reversal of 110221212021211 is 112120212122011.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 110221212021211 - 2³⁹ = 109671456207323 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (110221212021241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1212055750 + ... + 1212146683.

It is an arithmetic number, because the mean of its divisors is an integer number (14508851567490).

Almost surely, 2^{110221212021211} is an apocalyptic number.

110221212021211 is a deficient number, since it is larger than the sum of its proper divisors (5849600518709).

110221212021211 is a wasteful number, since it uses less digits than its factorization.

110221212021211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2424204845.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 110221212021211 its reverse (112120212122011), we get a palindrome (222341424143222).

The spelling of 110221212021211 in words is "one hundred ten trillion, two hundred twenty-one billion, two hundred twelve million, twenty-one thousand, two hundred eleven".