1210119812 has 12 divisors (see below), whose sum is σ = 2310228816. Its totient is φ = 550054440.

The previous prime is 1210119809. The next prime is 1210119839. The reversal of 1210119812 is 2189110121.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 13751318 + ... + 13751405.

It is an arithmetic number, because the mean of its divisors is an integer number (192519068).

Almost surely, 2^1210119812 is an apocalyptic number.

It is an amenable number.

1210119812 is a deficient number, since it is larger than the sum of its proper divisors (1100109004).

1210119812 is a wasteful number, since it uses less digits than its factorization.

1210119812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27502738 (or 27502736 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 26.

The square root of 1210119812 is about 34786.7763956363. The cubic root of 1210119812 is about 1065.6374069378.

Adding to 1210119812 its reverse (2189110121), we get a palindrome (3399229933).

It can be divided in two parts, 12101 and 19812, that added together give a palindrome (31913).

The spelling of 1210119812 in words is "one billion, two hundred ten million, one hundred nineteen thousand, eight hundred twelve".