110120212221211 has 4 divisors (see below), whose sum is σ = 111763797478312. Its totient is φ = 108476626964112.

The previous prime is 110120212221209. The next prime is 110120212221223. The reversal of 110120212221211 is 112122212021011.

It is a happy number.

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 110120212221211 - 2¹ = 110120212221209 is a prime.

It is a super-2 number, since 2×110120212221211² (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 (110120212221251) 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, 821792628450 + ... + 821792628583.

It is an arithmetic number, because the mean of its divisors is an integer number (27940949369578).

Almost surely, 2^{110120212221211} is an apocalyptic number.

110120212221211 is a deficient number, since it is larger than the sum of its proper divisors (1643585257101).

110120212221211 is an equidigital number, since it uses as much as digits as its factorization.

110120212221211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643585257100.

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

Adding to 110120212221211 its reverse (112122212021011), we get a palindrome (222242424242222).

The spelling of 110120212221211 in words is "one hundred ten trillion, one hundred twenty billion, two hundred twelve million, two hundred twenty-one thousand, two hundred eleven".