11002211201 has 4 divisors (see below), whose sum is σ = 11007066672. Its totient is φ = 10997355732.

The previous prime is 11002211179. The next prime is 11002211221. The reversal of 11002211201 is 10211220011.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10211220011 = 6599 ⋅1547389.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11002211201 is a prime.

It is a super-2 number, since 2×11002211201² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11002211221) 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, 2424335 + ... + 2428868.

It is an arithmetic number, because the mean of its divisors is an integer number (2751766668).

Almost surely, 2^11002211201 is an apocalyptic number.

It is an amenable number.

11002211201 is a deficient number, since it is larger than the sum of its proper divisors (4855471).

11002211201 is an equidigital number, since it uses as much as digits as its factorization.

11002211201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4855470.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11002211201 its reverse (10211220011), we get a palindrome (21213431212).

The spelling of 11002211201 in words is "eleven billion, two million, two hundred eleven thousand, two hundred one".