121333715733 has 4 divisors (see below), whose sum is σ = 161778287648. Its totient is φ = 80889143820.

The previous prime is 121333715729. The next prime is 121333715759. The reversal of 121333715733 is 337517333121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 337517333121 = 3 ⋅112505777707.

It is not a de Polignac number, because 121333715733 - 2² = 121333715729 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121333715691 and 121333715700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121333715773) 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, 20222285953 + ... + 20222285958.

It is an arithmetic number, because the mean of its divisors is an integer number (40444571912).

Almost surely, 2^121333715733 is an apocalyptic number.

It is an amenable number.

121333715733 is a deficient number, since it is larger than the sum of its proper divisors (40444571915).

121333715733 is an equidigital number, since it uses as much as digits as its factorization.

121333715733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40444571914.

The product of its digits is 119070, while the sum is 39.

The spelling of 121333715733 in words is "one hundred twenty-one billion, three hundred thirty-three million, seven hundred fifteen thousand, seven hundred thirty-three".