133120523203 has 16 divisors (see below), whose sum is σ = 138518953056. Its totient is φ = 127838027520.

The previous prime is 133120523197. The next prime is 133120523209. The reversal of 133120523203 is 302325021331.

It is an interprime number because it is at equal distance from previous prime (133120523197) and next prime (133120523209).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133120523203 is a prime.

It is a super-2 number, since 2×133120523203² (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 (133120523209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 928173 + ... + 1061953.

It is an arithmetic number, because the mean of its divisors is an integer number (8657434566).

Almost surely, 2^133120523203 is an apocalyptic number.

133120523203 is a deficient number, since it is larger than the sum of its proper divisors (5398429853).

133120523203 is a wasteful number, since it uses less digits than its factorization.

133120523203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134214.

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

Adding to 133120523203 its reverse (302325021331), we get a palindrome (435445544534).

The spelling of 133120523203 in words is "one hundred thirty-three billion, one hundred twenty million, five hundred twenty-three thousand, two hundred three".