1211360116 has 12 divisors (see below), whose sum is σ = 2127942432. Its totient is φ = 603376568.

The previous prime is 1211360099. The next prime is 1211360141. The reversal of 1211360116 is 6110631121.

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, 574690 + ... + 576793.

It is an arithmetic number, because the mean of its divisors is an integer number (177328536).

Almost surely, 2^1211360116 is an apocalyptic number.

It is an amenable number.

1211360116 is a deficient number, since it is larger than the sum of its proper divisors (916582316).

1211360116 is a wasteful number, since it uses less digits than its factorization.

1211360116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151750 (or 1151748 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 1211360116 is about 34804.5990639168. The cubic root of 1211360116 is about 1066.0013552074.

Adding to 1211360116 its reverse (6110631121), we get a palindrome (7321991237).

The spelling of 1211360116 in words is "one billion, two hundred eleven million, three hundred sixty thousand, one hundred sixteen".