233020161000 has 768 divisors, whose sum is σ = 917360121600. Its totient is φ = 52752384000.

The previous prime is 233020160999. The next prime is 233020161037. The reversal of 233020161000 is 161020332.

233020161000 is a `hidden beast` number, since 2 + 3 + 30 + 20 + 1 + 610 + 0 + 0 = 666.

233020161000 is digitally balanced in base 2, 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 (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 137312152 + ... + 137313848.

It is an arithmetic number, because the mean of its divisors is an integer number (1194479325).

Almost surely, 2^233020161000 is an apocalyptic number.

233020161000 is a gapful number since it is divisible by the number (20) 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 233020161000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (458680060800).

233020161000 is an abundant number, since it is smaller than the sum of its proper divisors (684339960600).

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

233020161000 is a wasteful number, since it uses less digits than its factorization.

233020161000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1827 (or 1810 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 233020161000 its reverse (161020332), we get a palindrome (233181181332).

The spelling of 233020161000 in words is "two hundred thirty-three billion, twenty million, one hundred sixty-one thousand".