133320310100 has 18 divisors (see below), whose sum is σ = 289305073134. Its totient is φ = 53328124000.

The previous prime is 133320310073. The next prime is 133320310103. The reversal of 133320310100 is 1013023331.

It can be written as a sum of positive squares in 3 ways, for example, as 29875739716 + 103444570384 = 172846^2 + 321628^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133320310103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 666601451 + ... + 666601650.

It is an arithmetic number, because the mean of its divisors is an integer number (16072504063).

Almost surely, 2^133320310100 is an apocalyptic number.

133320310100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133320310100 is an abundant number, since it is smaller than the sum of its proper divisors (155984763034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133320310100 is a wasteful number, since it uses less digits than its factorization.

133320310100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333203115 (or 1333203108 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 133320310100 its reverse (1013023331), we get a palindrome (134333333431).

The spelling of 133320310100 in words is "one hundred thirty-three billion, three hundred twenty million, three hundred ten thousand, one hundred".