133133210331 has 32 divisors (see below), whose sum is σ = 195908729856. Its totient is φ = 79747200000.

The previous prime is 133133210303. The next prime is 133133210333. The reversal of 133133210331 is 133012331331.

It is not a de Polignac number, because 133133210331 - 2²¹ = 133131113179 is a prime.

It is a super-2 number, since 2×133133210331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133133210333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2376261 + ... + 2431641.

It is an arithmetic number, because the mean of its divisors is an integer number (6122147808).

Almost surely, 2^133133210331 is an apocalyptic number.

133133210331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133133210331 is a deficient number, since it is larger than the sum of its proper divisors (62775519525).

133133210331 is a wasteful number, since it uses less digits than its factorization.

133133210331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56243.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 133133210331 its reverse (133012331331), we get a palindrome (266145541662).

The spelling of 133133210331 in words is "one hundred thirty-three billion, one hundred thirty-three million, two hundred ten thousand, three hundred thirty-one".