1213124114 has 16 divisors (see below), whose sum is σ = 1993167000. Its totient is φ = 551195904.

The previous prime is 1213124089. The next prime is 1213124117. The reversal of 1213124114 is 4114213121.

It can be written as a sum of positive squares in 4 ways, for example, as 1201800889 + 11323225 = 34667^2 + 3365^2 .

It is not an unprimeable number, because it can be changed into a prime (1213124117) 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 7 ways as a sum of consecutive naturals, for example, 614189 + ... + 616160.

Almost surely, 2^1213124114 is an apocalyptic number.

1213124114 is a deficient number, since it is larger than the sum of its proper divisors (780042886).

1213124114 is a wasteful number, since it uses less digits than its factorization.

1213124114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1230397.

The product of its digits is 192, while the sum is 20.

The square root of 1213124114 is about 34829.9312947930. The cubic root of 1213124114 is about 1066.5185458170.

Adding to 1213124114 its reverse (4114213121), we get a palindrome (5327337235).

The spelling of 1213124114 in words is "one billion, two hundred thirteen million, one hundred twenty-four thousand, one hundred fourteen".