233143334021340 has 144 divisors (see below), whose sum is σ = 737959532663808. Its totient is φ = 59467622873472.

The previous prime is 233143334021327. The next prime is 233143334021359. The reversal of 233143334021340 is 43120433341332.

233143334021340 is a `hidden beast` number, since 2 + 3 + 3 + 1 + 433 + 3 + 4 + 0 + 213 + 4 + 0 = 666.

It is a super-2 number, since 2×233143334021340² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 233143334021295 and 233143334021304.

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 47 ways as a sum of consecutive naturals, for example, 333943869 + ... + 334641291.

It is an arithmetic number, because the mean of its divisors is an integer number (5124718976832).

Almost surely, 2^{233143334021340} is an apocalyptic number.

233143334021340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233143334021340 is an abundant number, since it is smaller than the sum of its proper divisors (504816198642468).

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

233143334021340 is a wasteful number, since it uses less digits than its factorization.

233143334021340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778208 (or 778203 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 36.

Adding to 233143334021340 its reverse (43120433341332), we get a palindrome (276263767362672).

The spelling of 233143334021340 in words is "two hundred thirty-three trillion, one hundred forty-three billion, three hundred thirty-four million, twenty-one thousand, three hundred forty".