221443141001230 has 16 divisors (see below), whose sum is σ = 409370563365120. Its totient is φ = 86183276497632.

The previous prime is 221443141001219. The next prime is 221443141001239. The reversal of 221443141001230 is 32100141344122.

It is a happy number.

221443141001230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×221443141001230² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221443141001239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299247487470 + ... + 299247488209.

It is an arithmetic number, because the mean of its divisors is an integer number (25585660210320).

Almost surely, 2^{221443141001230} is an apocalyptic number.

221443141001230 is a deficient number, since it is larger than the sum of its proper divisors (187927422363890).

221443141001230 is a wasteful number, since it uses less digits than its factorization.

221443141001230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598494975723.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 221443141001230 its reverse (32100141344122), we get a palindrome (253543282345352).

The spelling of 221443141001230 in words is "two hundred twenty-one trillion, four hundred forty-three billion, one hundred forty-one million, one thousand, two hundred thirty".