242633821228 has 24 divisors (see below), whose sum is σ = 436153303152. Its totient is φ = 118019617344.

The previous prime is 242633821217. The next prime is 242633821249. The reversal of 242633821228 is 822128336242.

It is a happy number.

It is a super-3 number, since 3×242633821228³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 846426 + ... + 1096222.

It is an arithmetic number, because the mean of its divisors is an integer number (18173054298).

Almost surely, 2^242633821228 is an apocalyptic number.

It is an amenable number.

242633821228 is a deficient number, since it is larger than the sum of its proper divisors (193519481924).

242633821228 is a wasteful number, since it uses less digits than its factorization.

242633821228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256401 (or 256399 counting only the distinct ones).

The product of its digits is 442368, while the sum is 43.

The spelling of 242633821228 in words is "two hundred forty-two billion, six hundred thirty-three million, eight hundred twenty-one thousand, two hundred twenty-eight".