110101021200001 has 4 divisors (see below), whose sum is σ = 118570330523092. Its totient is φ = 101631711876912.

The previous prime is 110101021199993. The next prime is 110101021200007. The reversal of 110101021200001 is 100002120101011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31852489727601 + 78248531472400 = 5643801^2 + 8845820^2 .

It is a cyclic number.

It is not a de Polignac number, because 110101021200001 - 2³ = 110101021199993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110101021200007) 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, 4234654661526 + ... + 4234654661551.

It is an arithmetic number, because the mean of its divisors is an integer number (29642582630773).

Almost surely, 2^{110101021200001} is an apocalyptic number.

It is an amenable number.

110101021200001 is a deficient number, since it is larger than the sum of its proper divisors (8469309323091).

110101021200001 is an equidigital number, since it uses as much as digits as its factorization.

110101021200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8469309323090.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 110101021200001 its reverse (100002120101011), we get a palindrome (210103141301012).

The spelling of 110101021200001 in words is "one hundred ten trillion, one hundred one billion, twenty-one million, two hundred thousand, one".