11012201022211 has 4 divisors (see below), whose sum is σ = 11017177165872. Its totient is φ = 11007224878552.

The previous prime is 11012201022191. The next prime is 11012201022217. The reversal of 11012201022211 is 11222010221011.

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 11012201022211 - 2⁹ = 11012201021699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11012201022217) 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, 2488068511 + ... + 2488072936.

It is an arithmetic number, because the mean of its divisors is an integer number (2754294291468).

Almost surely, 2^{11012201022211} is an apocalyptic number.

11012201022211 is a deficient number, since it is larger than the sum of its proper divisors (4976143661).

11012201022211 is an equidigital number, since it uses as much as digits as its factorization.

11012201022211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4976143660.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11012201022211 its reverse (11222010221011), we get a palindrome (22234211243222).

The spelling of 11012201022211 in words is "eleven trillion, twelve billion, two hundred one million, twenty-two thousand, two hundred eleven".