110221012101001 has 16 divisors (see below), whose sum is σ = 111408300400320. Its totient is φ = 109040499648000.

The previous prime is 110221012100977. The next prime is 110221012101047. The reversal of 110221012101001 is 100101210122011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 110221012101001 - 2³⁹ = 109671256287113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110221012101071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64991841 + ... + 66666193.

It is an arithmetic number, because the mean of its divisors is an integer number (6963018775020).

Almost surely, 2^{110221012101001} is an apocalyptic number.

It is an amenable number.

110221012101001 is a deficient number, since it is larger than the sum of its proper divisors (1187288299319).

110221012101001 is a wasteful number, since it uses less digits than its factorization.

110221012101001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676376.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 110221012101001 its reverse (100101210122011), we get a palindrome (210322222223012).

The spelling of 110221012101001 in words is "one hundred ten trillion, two hundred twenty-one billion, twelve million, one hundred one thousand, one".