1101222210 has 48 divisors (see below), whose sum is σ = 2905051968. Its totient is φ = 266962080.

The previous prime is 1101222193. The next prime is 1101222223. The reversal of 1101222210 is 122221011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 148054 + ... + 155313.

It is an arithmetic number, because the mean of its divisors is an integer number (60521916).

Almost surely, 2^1101222210 is an apocalyptic number.

1101222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101222210 is an abundant number, since it is smaller than the sum of its proper divisors (1803829758).

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

1101222210 is a wasteful number, since it uses less digits than its factorization.

1101222210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303399 (or 303388 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1101222210 is about 33184.6682972725. The cubic root of 1101222210 is about 1032.6622960898.

Adding to 1101222210 its reverse (122221011), we get a palindrome (1223443221).

The spelling of 1101222210 in words is "one billion, one hundred one million, two hundred twenty-two thousand, two hundred ten".