11022012008 has 16 divisors (see below), whose sum is σ = 23618597280. Its totient is φ = 4723719408.

The previous prime is 11022011927. The next prime is 11022012011. The reversal of 11022012008 is 80021022011.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98410766 + ... + 98410877.

It is an arithmetic number, because the mean of its divisors is an integer number (1476162330).

Almost surely, 2^11022012008 is an apocalyptic number.

It is an amenable number.

11022012008 is an abundant number, since it is smaller than the sum of its proper divisors (12596585272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11022012008 is a wasteful number, since it uses less digits than its factorization.

11022012008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196821656 (or 196821652 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11022012008 its reverse (80021022011), we get a palindrome (91043034019).

The spelling of 11022012008 in words is "eleven billion, twenty-two million, twelve thousand, eight".