1102130212 has 6 divisors (see below), whose sum is σ = 1928727878. Its totient is φ = 551065104.

The previous prime is 1102130149. The next prime is 1102130219. The reversal of 1102130212 is 2120312011.

It can be written as a sum of positive squares in only one way, i.e., 990109156 + 112021056 = 31466^2 + 10584^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1102130192 and 1102130201.

It is not an unprimeable number, because it can be changed into a prime (1102130219) by changing a digit.

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 as a sum of consecutive naturals, namely, 137766273 + ... + 137766280.

Almost surely, 2^1102130212 is an apocalyptic number.

It is an amenable number.

1102130212 is a deficient number, since it is larger than the sum of its proper divisors (826597666).

1102130212 is a wasteful number, since it uses less digits than its factorization.

1102130212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275532557 (or 275532555 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1102130212 is about 33198.3465250907. The cubic root of 1102130212 is about 1032.9460419820.

Adding to 1102130212 its reverse (2120312011), we get a palindrome (3222442223).

The spelling of 1102130212 in words is "one billion, one hundred two million, one hundred thirty thousand, two hundred twelve".