11222517000 has 128 divisors (see below), whose sum is σ = 35238752640. Its totient is φ = 2973484800.

The previous prime is 11222516999. The next prime is 11222517011. The reversal of 11222517000 is 71522211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 459087 + ... + 482913.

It is an arithmetic number, because the mean of its divisors is an integer number (275302755).

Almost surely, 2^11222517000 is an apocalyptic number.

11222517000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11222517000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17619376320).

11222517000 is an abundant number, since it is smaller than the sum of its proper divisors (24016235640).

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

11222517000 is a wasteful number, since it uses less digits than its factorization.

11222517000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24008 (or 23994 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 21.

The spelling of 11222517000 in words is "eleven billion, two hundred twenty-two million, five hundred seventeen thousand".