133331030120 has 32 divisors (see below), whose sum is σ = 300024081000. Its totient is φ = 53327209728.

The previous prime is 133331030111. The next prime is 133331030177. The reversal of 133331030120 is 21030133331.

It can be written as a sum of positive squares in 4 ways, for example, as 69031256644 + 64299773476 = 262738^2 + 253574^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 133331030092 and 133331030101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266606 + ... + 581154.

Almost surely, 2^133331030120 is an apocalyptic number.

133331030120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133331030120 is an abundant number, since it is smaller than the sum of its proper divisors (166693050880).

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

133331030120 is a wasteful number, since it uses less digits than its factorization.

133331030120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325157 (or 325153 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 133331030120 its reverse (21030133331), we get a palindrome (154361163451).

The spelling of 133331030120 in words is "one hundred thirty-three billion, three hundred thirty-one million, thirty thousand, one hundred twenty".