11220772274 has 4 divisors (see below), whose sum is σ = 16831158414. Its totient is φ = 5610386136.

The previous prime is 11220772267. The next prime is 11220772289. The reversal of 11220772274 is 47227702211.

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

It can be written as a sum of positive squares in only one way, i.e., 9800010025 + 1420762249 = 98995^2 + 37693^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2805193067 + ... + 2805193070.

Almost surely, 2^11220772274 is an apocalyptic number.

11220772274 is a deficient number, since it is larger than the sum of its proper divisors (5610386140).

11220772274 is an equidigital number, since it uses as much as digits as its factorization.

11220772274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5610386139.

The product of its (nonzero) digits is 21952, while the sum is 35.

It can be divided in two parts, 112207 and 72274, that added together give a palindrome (184481).

The spelling of 11220772274 in words is "eleven billion, two hundred twenty million, seven hundred seventy-two thousand, two hundred seventy-four".