120203333321311 has 4 divisors (see below), whose sum is σ = 120222525940272. Its totient is φ = 120184140702352.

The previous prime is 120203333321297. The next prime is 120203333321317. The reversal of 120203333321311 is 113123333302021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120203333321311 - 2²³ = 120203324932703 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120203333321311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120203333321317) 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, 9596300086 + ... + 9596312611.

It is an arithmetic number, because the mean of its divisors is an integer number (30055631485068).

Almost surely, 2^{120203333321311} is an apocalyptic number.

120203333321311 is a deficient number, since it is larger than the sum of its proper divisors (19192618961).

120203333321311 is an equidigital number, since it uses as much as digits as its factorization.

120203333321311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19192618960.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 120203333321311 its reverse (113123333302021), we get a palindrome (233326666623332).

The spelling of 120203333321311 in words is "one hundred twenty trillion, two hundred three billion, three hundred thirty-three million, three hundred twenty-one thousand, three hundred eleven".