10111221100201 has 16 divisors (see below), whose sum is σ = 10922485125888. Its totient is φ = 9304742620800.

The previous prime is 10111221100163. The next prime is 10111221100271. The reversal of 10111221100201 is 10200112211101.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10111221100201 - 2⁴³ = 1315128077993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10111221100271) 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, 99266640 + ... + 99368446.

It is an arithmetic number, because the mean of its divisors is an integer number (682655320368).

Almost surely, 2^{10111221100201} is an apocalyptic number.

It is an amenable number.

10111221100201 is a deficient number, since it is larger than the sum of its proper divisors (811264025687).

10111221100201 is a wasteful number, since it uses less digits than its factorization.

10111221100201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125232.

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

Adding to 10111221100201 its reverse (10200112211101), we get a palindrome (20311333311302).

The spelling of 10111221100201 in words is "ten trillion, one hundred eleven billion, two hundred twenty-one million, one hundred thousand, two hundred one".