121332859383 has 8 divisors (see below), whose sum is σ = 161779821696. Its totient is φ = 80887235000.

The previous prime is 121332859381. The next prime is 121332859421. The reversal of 121332859383 is 383958233121.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 121332859383 - 2¹ = 121332859381 is a prime.

It is a super-2 number, since 2×121332859383² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121332859381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99243 + ... + 502508.

It is an arithmetic number, because the mean of its divisors is an integer number (20222477712).

Almost surely, 2^121332859383 is an apocalyptic number.

121332859383 is a deficient number, since it is larger than the sum of its proper divisors (40446962313).

121332859383 is an equidigital number, since it uses as much as digits as its factorization.

121332859383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668965.

The product of its digits is 933120, while the sum is 48.

The spelling of 121332859383 in words is "one hundred twenty-one billion, three hundred thirty-two million, eight hundred fifty-nine thousand, three hundred eighty-three".