121330210333 has 4 divisors (see below), whose sum is σ = 121744306908. Its totient is φ = 120916113760.

The previous prime is 121330210319. The next prime is 121330210373. The reversal of 121330210333 is 333012033121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 333012033121 = 4813 ⋅69190117.

It can be written as a sum of positive squares in 2 ways, for example, as 116873045689 + 4457164644 = 341867^2 + 66762^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121330210333 is a prime.

It is a super-3 number, since 3×121330210333³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121330210373) 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, 207047848 + ... + 207048433.

It is an arithmetic number, because the mean of its divisors is an integer number (30436076727).

Almost surely, 2^121330210333 is an apocalyptic number.

It is an amenable number.

121330210333 is a deficient number, since it is larger than the sum of its proper divisors (414096575).

121330210333 is an equidigital number, since it uses as much as digits as its factorization.

121330210333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414096574.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 121330210333 its reverse (333012033121), we get a palindrome (454342243454).

The spelling of 121330210333 in words is "one hundred twenty-one billion, three hundred thirty million, two hundred ten thousand, three hundred thirty-three".