121330103210 has 16 divisors (see below), whose sum is σ = 223720873992. Its totient is φ = 47348332800.

The previous prime is 121330103183. The next prime is 121330103267. The reversal of 121330103210 is 12301033121.

It can be written as a sum of positive squares in 4 ways, for example, as 54921328609 + 66408774601 = 234353^2 + 257699^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147963131 + ... + 147963950.

Almost surely, 2^121330103210 is an apocalyptic number.

121330103210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121330103210 is a deficient number, since it is larger than the sum of its proper divisors (102390770782).

121330103210 is a wasteful number, since it uses less digits than its factorization.

121330103210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295927129.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 121330103210 its reverse (12301033121), we get a palindrome (133631136331).

The spelling of 121330103210 in words is "one hundred twenty-one billion, three hundred thirty million, one hundred three thousand, two hundred ten".