1101225222 has 24 divisors (see below), whose sum is σ = 2386921680. Its totient is φ = 366931440.

The previous prime is 1101225197. The next prime is 1101225233. The reversal of 1101225222 is 2225221011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1101225195 and 1101225204.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 41847 + ... + 62877.

It is an arithmetic number, because the mean of its divisors is an integer number (99455070).

Almost surely, 2^1101225222 is an apocalyptic number.

1101225222 is an abundant number, since it is smaller than the sum of its proper divisors (1285696458).

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

1101225222 is a wasteful number, since it uses less digits than its factorization.

1101225222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23948 (or 23945 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1101225222 is about 33184.7136796447. The cubic root of 1101225222 is about 1032.6632375818.

Adding to 1101225222 its reverse (2225221011), we get a palindrome (3326446233).

The spelling of 1101225222 in words is "one billion, one hundred one million, two hundred twenty-five thousand, two hundred twenty-two".