121122343432 has 16 divisors (see below), whose sum is σ = 230215414140. Its totient is φ = 59731566336.

The previous prime is 121122343421. The next prime is 121122343453. The reversal of 121122343432 is 234343221121.

It can be written as a sum of positive squares in 2 ways, for example, as 119269385316 + 1852958116 = 345354^2 + 43046^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 121122343432.

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, 103700053 + ... + 103701220.

Almost surely, 2^121122343432 is an apocalyptic number.

It is an amenable number.

121122343432 is a deficient number, since it is larger than the sum of its proper divisors (109093070708).

121122343432 is a wasteful number, since it uses less digits than its factorization.

121122343432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207401352 (or 207401348 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

Adding to 121122343432 its reverse (234343221121), we get a palindrome (355465564553).

The spelling of 121122343432 in words is "one hundred twenty-one billion, one hundred twenty-two million, three hundred forty-three thousand, four hundred thirty-two".