2211002102201 has 4 divisors (see below), whose sum is σ = 2270758915812. Its totient is φ = 2151245288592.

The previous prime is 2211002102191. The next prime is 2211002102237. The reversal of 2211002102201 is 1022012001122.

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 1003693404025 + 1207308698176 = 1001845^2 + 1098776^2 .

It is a cyclic number.

It is not a de Polignac number, because 2211002102201 - 2⁶ = 2211002102137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2211002102261) 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, 29878406750 + ... + 29878406823.

It is an arithmetic number, because the mean of its divisors is an integer number (567689728953).

Almost surely, 2^{2211002102201} is an apocalyptic number.

It is an amenable number.

2211002102201 is a deficient number, since it is larger than the sum of its proper divisors (59756813611).

2211002102201 is an equidigital number, since it uses as much as digits as its factorization.

2211002102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59756813610.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2211002102201 its reverse (1022012001122), we get a palindrome (3233014103323).

The spelling of 2211002102201 in words is "two trillion, two hundred eleven billion, two million, one hundred two thousand, two hundred one".