120021233009 has 8 divisors (see below), whose sum is σ = 120436617000. Its totient is φ = 119606080896.

The previous prime is 120021232999. The next prime is 120021233011. The reversal of 120021233009 is 900332120021.

It can be written as a sum of positive squares in 4 ways, for example, as 51996768784 + 68024464225 = 228028^2 + 260815^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120021233009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120021233509) 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, 1013117 + ... + 1125365.

It is an arithmetic number, because the mean of its divisors is an integer number (15054577125).

Almost surely, 2^120021233009 is an apocalyptic number.

It is an amenable number.

120021233009 is a deficient number, since it is larger than the sum of its proper divisors (415383991).

120021233009 is a wasteful number, since it uses less digits than its factorization.

120021233009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115939.

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 120021233009 in words is "one hundred twenty billion, twenty-one million, two hundred thirty-three thousand, nine".