133012523203 has 16 divisors (see below), whose sum is σ = 155736665280. Its totient is φ = 111219494400.

The previous prime is 133012523201. The next prime is 133012523213. The reversal of 133012523203 is 302325210331.

It is not a de Polignac number, because 133012523203 - 2¹ = 133012523201 is a prime.

It is a super-2 number, since 2×133012523203² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133012523201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5178733 + ... + 5204353.

It is an arithmetic number, because the mean of its divisors is an integer number (9733541580).

Almost surely, 2^133012523203 is an apocalyptic number.

133012523203 is a deficient number, since it is larger than the sum of its proper divisors (22724142077).

133012523203 is a wasteful number, since it uses less digits than its factorization.

133012523203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43758.

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 133012523203 its reverse (302325210331), we get a palindrome (435337733534).

The spelling of 133012523203 in words is "one hundred thirty-three billion, twelve million, five hundred twenty-three thousand, two hundred three".