233221323004142 has 32 divisors (see below), whose sum is σ = 385415839116000. Its totient is φ = 104959442224000.

The previous prime is 233221323004139. The next prime is 233221323004169. The reversal of 233221323004142 is 241400323122332.

It is a junction number, because it is equal to n+sod(n) for n = 233221323004099 and 233221323004108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 677424584 + ... + 677768772.

It is an arithmetic number, because the mean of its divisors is an integer number (12044244972375).

Almost surely, 2^{233221323004142} is an apocalyptic number.

233221323004142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

233221323004142 is a deficient number, since it is larger than the sum of its proper divisors (152194516111858).

233221323004142 is a wasteful number, since it uses less digits than its factorization.

233221323004142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649252.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 233221323004142 its reverse (241400323122332), we get a palindrome (474621646126474).

The spelling of 233221323004142 in words is "two hundred thirty-three trillion, two hundred twenty-one billion, three hundred twenty-three million, four thousand, one hundred forty-two".