121033312132 has 18 divisors (see below), whose sum is σ = 225000510602. Its totient is φ = 56956852224.

The previous prime is 121033312111. The next prime is 121033312157. The reversal of 121033312132 is 231213330121.

It can be written as a sum of positive squares in 3 ways, for example, as 54584845956 + 66448466176 = 233634^2 + 257776^2 .

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 5 ways as a sum of consecutive naturals, for example, 52348893 + ... + 52351204.

Almost surely, 2^121033312132 is an apocalyptic number.

It is an amenable number.

121033312132 is a deficient number, since it is larger than the sum of its proper divisors (103967198470).

121033312132 is a wasteful number, since it uses less digits than its factorization.

121033312132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104700135 (or 104700116 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 121033312132 its reverse (231213330121), we get a palindrome (352246642253).

The spelling of 121033312132 in words is "one hundred twenty-one billion, thirty-three million, three hundred twelve thousand, one hundred thirty-two".