2211002211011 has 4 divisors (see below), whose sum is σ = 2412002412024. Its totient is φ = 2010002010000.

The previous prime is 2211002210971. The next prime is 2211002211023. The reversal of 2211002211011 is 1101122001122.

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

It is a cyclic number.

It is not a de Polignac number, because 2211002211011 - 2⁶ = 2211002210947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2211002211071) 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, 100500100490 + ... + 100500100511.

It is an arithmetic number, because the mean of its divisors is an integer number (603000603006).

Almost surely, 2^{2211002211011} is an apocalyptic number.

2211002211011 is a deficient number, since it is larger than the sum of its proper divisors (201000201013).

2211002211011 is a wasteful number, since it uses less digits than its factorization.

2211002211011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201000201012.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2211002211011 its reverse (1101122001122), we get a palindrome (3312124212133).

The spelling of 2211002211011 in words is "two trillion, two hundred eleven billion, two million, two hundred eleven thousand, eleven".