121540325233 has 8 divisors (see below), whose sum is σ = 121851017856. Its totient is φ = 121230030000.

The previous prime is 121540325219. The next prime is 121540325251. The reversal of 121540325233 is 332523045121.

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 121540325233 - 2⁹ = 121540324721 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121540325195 and 121540325204.

It is not an unprimeable number, because it can be changed into a prime (121540325633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 518010 + ... + 715132.

It is an arithmetic number, because the mean of its divisors is an integer number (15231377232).

Almost surely, 2^121540325233 is an apocalyptic number.

It is an amenable number.

121540325233 is a deficient number, since it is larger than the sum of its proper divisors (310692623).

121540325233 is an equidigital number, since it uses as much as digits as its factorization.

121540325233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198695.

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 121540325233 in words is "one hundred twenty-one billion, five hundred forty million, three hundred twenty-five thousand, two hundred thirty-three".