133021013123300 has 144 divisors (see below), whose sum is σ = 300348655622400. Its totient is φ = 51100190668800.

The previous prime is 133021013123293. The next prime is 133021013123347. The reversal of 133021013123300 is 3321310120331.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 81055286 + ... + 82680114.

Almost surely, 2^{133021013123300} is an apocalyptic number.

133021013123300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133021013123300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150174327811200).

133021013123300 is an abundant number, since it is smaller than the sum of its proper divisors (167327642499100).

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

133021013123300 is a wasteful number, since it uses less digits than its factorization.

133021013123300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1625206 (or 1625199 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 133021013123300 its reverse (3321310120331), we get a palindrome (136342323243631).

The spelling of 133021013123300 in words is "one hundred thirty-three trillion, twenty-one billion, thirteen million, one hundred twenty-three thousand, three hundred".