11220200001 has 16 divisors (see below), whose sum is σ = 16668835200. Its totient is φ = 7459290864.

The previous prime is 11220199999. The next prime is 11220200003. The reversal of 11220200001 is 10000202211.

It is an interprime number because it is at equal distance from previous prime (11220199999) and next prime (11220200003).

It is not a de Polignac number, because 11220200001 - 2¹ = 11220199999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (11220200003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 569086 + ... + 588471.

It is an arithmetic number, because the mean of its divisors is an integer number (1041802200).

Almost surely, 2^11220200001 is an apocalyptic number.

It is an amenable number.

11220200001 is a deficient number, since it is larger than the sum of its proper divisors (5448635199).

11220200001 is a wasteful number, since it uses less digits than its factorization.

11220200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157925 (or 1157919 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 11220200001 its reverse (10000202211), we get a palindrome (21220402212).

The spelling of 11220200001 in words is "eleven billion, two hundred twenty million, two hundred thousand, one".