121003435088 has 20 divisors (see below), whose sum is σ = 234464005620. Its totient is φ = 60496594944.

The previous prime is 121003435087. The next prime is 121003435099. The reversal of 121003435088 is 880534300121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 35837518864 + 85165916224 = 189308^2 + 291832^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121003435081) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 121553 + ... + 506736.

It is an arithmetic number, because the mean of its divisors is an integer number (11723200281).

Almost surely, 2^121003435088 is an apocalyptic number.

It is an amenable number.

121003435088 is a deficient number, since it is larger than the sum of its proper divisors (113460570532).

121003435088 is a wasteful number, since it uses less digits than its factorization.

121003435088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640334 (or 640328 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 121003435088 in words is "one hundred twenty-one billion, three million, four hundred thirty-five thousand, eighty-eight".