1136220212 has 12 divisors (see below), whose sum is σ = 1988697060. Its totient is φ = 568021056.

The previous prime is 1136220209. The next prime is 1136220229. The reversal of 1136220212 is 2120226311.

It can be written as a sum of positive squares in 2 ways, for example, as 487703056 + 648517156 = 22084^2 + 25466^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12464 + ... + 49272.

It is an arithmetic number, because the mean of its divisors is an integer number (165724755).

Almost surely, 2^1136220212 is an apocalyptic number.

It is an amenable number.

1136220212 is a deficient number, since it is larger than the sum of its proper divisors (852476848).

1136220212 is a wasteful number, since it uses less digits than its factorization.

1136220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44530 (or 44528 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1136220212 is about 33707.8657289363. The cubic root of 1136220212 is about 1043.4881067762.

Adding to 1136220212 its reverse (2120226311), we get a palindrome (3256446523).

The spelling of 1136220212 in words is "one billion, one hundred thirty-six million, two hundred twenty thousand, two hundred twelve".