1212131229996 has 24 divisors (see below), whose sum is σ = 2894080767424. Its totient is φ = 394647377040.

The previous prime is 1212131229931. The next prime is 1212131230033. The reversal of 1212131229996 is 6999221312121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1174545250 + ... + 1174546281.

Almost surely, 2^{1212131229996} is an apocalyptic number.

It is an amenable number.

1212131229996 is an abundant number, since it is smaller than the sum of its proper divisors (1681949537428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1212131229996 is a wasteful number, since it uses less digits than its factorization.

1212131229996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2349091581 (or 2349091579 counting only the distinct ones).

The product of its digits is 209952, while the sum is 48.

The spelling of 1212131229996 in words is "one trillion, two hundred twelve billion, one hundred thirty-one million, two hundred twenty-nine thousand, nine hundred ninety-six".