133130121000 has 128 divisors (see below), whose sum is σ = 422175836160. Its totient is φ = 34919328000.

The previous prime is 133130120999. The next prime is 133130121107. The reversal of 133130121000 is 121031331.

133130121000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 180744 + ... + 546743.

It is an arithmetic number, because the mean of its divisors is an integer number (3298248720).

Almost surely, 2^133130121000 is an apocalyptic number.

133130121000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133130121000 is an abundant number, since it is smaller than the sum of its proper divisors (289045715160).

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

133130121000 is a wasteful number, since it uses less digits than its factorization.

133130121000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727572 (or 727558 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 133130121000 its reverse (121031331), we get a palindrome (133251152331).

The spelling of 133130121000 in words is "one hundred thirty-three billion, one hundred thirty million, one hundred twenty-one thousand".