1106211220 has 24 divisors (see below), whose sum is σ = 2424046464. Its totient is φ = 423245856.

The previous prime is 1106211209. The next prime is 1106211221. The reversal of 1106211220 is 221126011.

It is a junction number, because it is equal to n+sod(n) for n = 1106211194 and 1106211203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1106211221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1201944 + ... + 1202863.

It is an arithmetic number, because the mean of its divisors is an integer number (101001936).

Almost surely, 2^1106211220 is an apocalyptic number.

1106211220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1106211220 is an abundant number, since it is smaller than the sum of its proper divisors (1317835244).

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

1106211220 is a wasteful number, since it uses less digits than its factorization.

1106211220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2404839 (or 2404837 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1106211220 is about 33259.7537573567. The cubic root of 1106211220 is about 1034.2194150183.

Adding to 1106211220 its reverse (221126011), we get a palindrome (1327337231).

The spelling of 1106211220 in words is "one billion, one hundred six million, two hundred eleven thousand, two hundred twenty".