2101111002201 has 4 divisors (see below), whose sum is σ = 2801481336272. Its totient is φ = 1400740668132.

The previous prime is 2101111002181. The next prime is 2101111002217. The reversal of 2101111002201 is 1022001111012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2101111002201 - 2¹⁴ = 2101110985817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2101111001201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350185167031 + ... + 350185167036.

It is an arithmetic number, because the mean of its divisors is an integer number (700370334068).

Almost surely, 2^{2101111002201} is an apocalyptic number.

It is an amenable number.

2101111002201 is a deficient number, since it is larger than the sum of its proper divisors (700370334071).

2101111002201 is an equidigital number, since it uses as much as digits as its factorization.

2101111002201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700370334070.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2101111002201 its reverse (1022001111012), we get a palindrome (3123112113213).

The spelling of 2101111002201 in words is "two trillion, one hundred one billion, one hundred eleven million, two thousand, two hundred one".