110021111012201 has 4 divisors (see below), whose sum is σ = 110124030668100. Its totient is φ = 109918191356304.

The previous prime is 110021111012179. The next prime is 110021111012257. The reversal of 110021111012201 is 102210111120011.

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 31505544480400 + 78515566531801 = 5612980^2 + 8860901^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110021111012201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110021111012101) 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, 51459826346 + ... + 51459828483.

It is an arithmetic number, because the mean of its divisors is an integer number (27531007667025).

Almost surely, 2^{110021111012201} is an apocalyptic number.

It is an amenable number.

110021111012201 is a deficient number, since it is larger than the sum of its proper divisors (102919655899).

110021111012201 is a wasteful number, since it uses less digits than its factorization.

110021111012201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102919655898.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 110021111012201 its reverse (102210111120011), we get a palindrome (212231222132212).

The spelling of 110021111012201 in words is "one hundred ten trillion, twenty-one billion, one hundred eleven million, twelve thousand, two hundred one".