133021000304 has 20 divisors (see below), whose sum is σ = 257850341760. Its totient is φ = 66478976640.

The previous prime is 133021000289. The next prime is 133021000331. The reversal of 133021000304 is 403000120331.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1935389 + ... + 2002940.

It is an arithmetic number, because the mean of its divisors is an integer number (12892517088).

Almost surely, 2^133021000304 is an apocalyptic number.

It is an amenable number.

133021000304 is a deficient number, since it is larger than the sum of its proper divisors (124829341456).

133021000304 is a wasteful number, since it uses less digits than its factorization.

133021000304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3940448 (or 3940442 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 133021000304 its reverse (403000120331), we get a palindrome (536021120635).

The spelling of 133021000304 in words is "one hundred thirty-three billion, twenty-one million, three hundred four", and thus it is an aban number.