1105402212 has 36 divisors (see below), whose sum is σ = 2853666816. Its totient is φ = 360627120.

The previous prime is 1105402163. The next prime is 1105402213. The reversal of 1105402212 is 2122045011.

1105402212 is a `hidden beast` number, since 110 + 540 + 2 + 2 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is not an unprimeable number, because it can be changed into a prime (1105402213) by changing a digit.

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, 324964 + ... + 328347.

Almost surely, 2^1105402212 is an apocalyptic number.

1105402212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1105402212 is an abundant number, since it is smaller than the sum of its proper divisors (1748264604).

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

1105402212 is a wasteful number, since it uses less digits than its factorization.

1105402212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653368 (or 653363 counting only the distinct ones).

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

The square root of 1105402212 is about 33247.5895667641. The cubic root of 1105402212 is about 1033.9672341765.

Adding to 1105402212 its reverse (2122045011), we get a palindrome (3227447223).

The spelling of 1105402212 in words is "one billion, one hundred five million, four hundred two thousand, two hundred twelve".