241221203228 has 12 divisors (see below), whose sum is σ = 422140544112. Its totient is φ = 120609619200.

The previous prime is 241221203227. The next prime is 241221203263. The reversal of 241221203228 is 822302122142.

It is a self number, because there is not a number n which added to its sum of digits gives 241221203228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241221203227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 841601 + ... + 1091207.

It is an arithmetic number, because the mean of its divisors is an integer number (35178378676).

Almost surely, 2^241221203228 is an apocalyptic number.

It is an amenable number.

241221203228 is a deficient number, since it is larger than the sum of its proper divisors (180919340884).

241221203228 is a wasteful number, since it uses less digits than its factorization.

241221203228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491212 (or 491210 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The spelling of 241221203228 in words is "two hundred forty-one billion, two hundred twenty-one million, two hundred three thousand, two hundred twenty-eight".