11200222051 has 4 divisors (see below), whose sum is σ = 11200568704. Its totient is φ = 11199875400.

The previous prime is 11200222001. The next prime is 11200222057. The reversal of 11200222051 is 15022200211.

It is a happy number.

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 11200222051 - 2³¹ = 9052738403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11200222057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119235 + ... + 191356.

It is an arithmetic number, because the mean of its divisors is an integer number (2800142176).

Almost surely, 2^11200222051 is an apocalyptic number.

11200222051 is a deficient number, since it is larger than the sum of its proper divisors (346653).

11200222051 is an equidigital number, since it uses as much as digits as its factorization.

11200222051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346652.

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 11200222051 its reverse (15022200211), we get a palindrome (26222422262).

The spelling of 11200222051 in words is "eleven billion, two hundred million, two hundred twenty-two thousand, fifty-one".