11217767022 has 48 divisors (see below), whose sum is σ = 30302543232. Its totient is φ = 2913705360.

The previous prime is 11217767021. The next prime is 11217767027. The reversal of 11217767022 is 22076771211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11217767021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4045428 + ... + 4048199.

It is an arithmetic number, because the mean of its divisors is an integer number (631302984).

Almost surely, 2^11217767022 is an apocalyptic number.

11217767022 is an abundant number, since it is smaller than the sum of its proper divisors (19084776210).

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

11217767022 is a wasteful number, since it uses less digits than its factorization.

11217767022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8093653 (or 8093650 counting only the distinct ones).

The product of its (nonzero) digits is 16464, while the sum is 36.

The spelling of 11217767022 in words is "eleven billion, two hundred seventeen million, seven hundred sixty-seven thousand, twenty-two".