120133203131 has 4 divisors (see below), whose sum is σ = 120288615552. Its totient is φ = 119977790712.

The previous prime is 120133203121. The next prime is 120133203137. The reversal of 120133203131 is 131302331021.

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 120133203131 - 2⁶ = 120133203067 is a prime.

It is a super-2 number, since 2×120133203131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120133203137) 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, 77705051 + ... + 77706596.

It is an arithmetic number, because the mean of its divisors is an integer number (30072153888).

Almost surely, 2^120133203131 is an apocalyptic number.

120133203131 is a deficient number, since it is larger than the sum of its proper divisors (155412421).

120133203131 is an equidigital number, since it uses as much as digits as its factorization.

120133203131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155412420.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 120133203131 its reverse (131302331021), we get a palindrome (251435534152).

The spelling of 120133203131 in words is "one hundred twenty billion, one hundred thirty-three million, two hundred three thousand, one hundred thirty-one".