11722000226 has 4 divisors (see below), whose sum is σ = 17583000342. Its totient is φ = 5861000112.

The previous prime is 11722000223. The next prime is 11722000231. The reversal of 11722000226 is 62200022711.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62200022711 = 8111 ⋅7668601.

It can be written as a sum of positive squares in only one way, i.e., 11424403225 + 297597001 = 106885^2 + 17251^2 .

It is not an unprimeable number, because it can be changed into a prime (11722000223) 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 as a sum of consecutive naturals, namely, 2930500055 + ... + 2930500058.

Almost surely, 2^11722000226 is an apocalyptic number.

11722000226 is a deficient number, since it is larger than the sum of its proper divisors (5861000116).

11722000226 is an equidigital number, since it uses as much as digits as its factorization.

11722000226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5861000115.

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 11722000226 its reverse (62200022711), we get a palindrome (73922022937).

The spelling of 11722000226 in words is "eleven billion, seven hundred twenty-two million, two hundred twenty-six", and thus it is an aban number.