133023131000 has 32 divisors (see below), whose sum is σ = 311274128880. Its totient is φ = 53209252000.

The previous prime is 133023130997. The next prime is 133023131069. The reversal of 133023131000 is 131320331.

It is a super-2 number, since 2×133023131000² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 133023131000.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 66510566 + ... + 66512565.

Almost surely, 2^133023131000 is an apocalyptic number.

133023131000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133023131000 is an abundant number, since it is smaller than the sum of its proper divisors (178250997880).

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

133023131000 is a wasteful number, since it uses less digits than its factorization.

133023131000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133023152 (or 133023138 counting only the distinct ones).

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

Adding to 133023131000 its reverse (131320331), we get a palindrome (133154451331).

The spelling of 133023131000 in words is "one hundred thirty-three billion, twenty-three million, one hundred thirty-one thousand".