110020001211221 has 8 divisors (see below), whose sum is σ = 112096143886464. Its totient is φ = 107943869410000.

The previous prime is 110020001211217. The next prime is 110020001211349. The reversal of 110020001211221 is 122112100020011.

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 110020001211221 - 2² = 110020001211217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110020001211196 and 110020001211205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110020001217221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19388096 + ... + 24411846.

It is an arithmetic number, because the mean of its divisors is an integer number (14012017985808).

Almost surely, 2^{110020001211221} is an apocalyptic number.

It is an amenable number.

110020001211221 is a deficient number, since it is larger than the sum of its proper divisors (2076142675243).

110020001211221 is an equidigital number, since it uses as much as digits as its factorization.

110020001211221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5437011.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 110020001211221 its reverse (122112100020011), we get a palindrome (232132101231232).

The spelling of 110020001211221 in words is "one hundred ten trillion, twenty billion, one million, two hundred eleven thousand, two hundred twenty-one".