33311230000 has 100 divisors (see below), whose sum is σ = 81435344848. Its totient is φ = 13194720000.

The previous prime is 33311229961. The next prime is 33311230009. The reversal of 33311230000 is 3211333.

It is a tau number, because it is divible by the number of its divisors (100).

It is a super-2 number, since 2×33311230000² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (33311230009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1013830 + ... + 1046170.

Almost surely, 2^33311230000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33311230000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40717672424).

33311230000 is an abundant number, since it is smaller than the sum of its proper divisors (48124114848).

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

33311230000 is a wasteful number, since it uses less digits than its factorization.

33311230000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32472 (or 32451 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 33311230000 its reverse (3211333), we get a palindrome (33314441333).

The spelling of 33311230000 in words is "thirty-three billion, three hundred eleven million, two hundred thirty thousand".