110002121222001 has 32 divisors (see below), whose sum is σ = 147365634544128. Its totient is φ = 72987445681920.

The previous prime is 110002121221997. The next prime is 110002121222039. The reversal of 110002121222001 is 100222121200011.

It is not a de Polignac number, because 110002121222001 - 2² = 110002121221997 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (110002121222041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2488544766 + ... + 2488588968.

It is an arithmetic number, because the mean of its divisors is an integer number (4605176079504).

Almost surely, 2^{110002121222001} is an apocalyptic number.

It is an amenable number.

110002121222001 is a deficient number, since it is larger than the sum of its proper divisors (37363513322127).

110002121222001 is a wasteful number, since it uses less digits than its factorization.

110002121222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48461.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 110002121222001 its reverse (100222121200011), we get a palindrome (210224242422012).

The spelling of 110002121222001 in words is "one hundred ten trillion, two billion, one hundred twenty-one million, two hundred twenty-two thousand, one".