121320050330 has 8 divisors (see below), whose sum is σ = 218376090612. Its totient is φ = 48528020128.

The previous prime is 121320050303. The next prime is 121320050339. The reversal of 121320050330 is 33050023121.

It can be written as a sum of positive squares in 2 ways, for example, as 120477715801 + 842334529 = 347099^2 + 29023^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×121320050330² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (121320050339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6066002507 + ... + 6066002526.

Almost surely, 2^121320050330 is an apocalyptic number.

121320050330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121320050330 is a deficient number, since it is larger than the sum of its proper divisors (97056040282).

121320050330 is a wasteful number, since it uses less digits than its factorization.

121320050330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12132005040.

The product of its (nonzero) digits is 540, while the sum is 20.

Adding to 121320050330 its reverse (33050023121), we get a palindrome (154370073451).

The spelling of 121320050330 in words is "one hundred twenty-one billion, three hundred twenty million, fifty thousand, three hundred thirty".