242111203320 has 256 divisors, whose sum is σ = 844495948800. Its totient is φ = 54381404160.

The previous prime is 242111203319. The next prime is 242111203351. The reversal of 242111203320 is 23302111242.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 91052151 + ... + 91054809.

It is an arithmetic number, because the mean of its divisors is an integer number (3298812300).

Almost surely, 2^242111203320 is an apocalyptic number.

242111203320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242111203320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (422247974400).

242111203320 is an abundant number, since it is smaller than the sum of its proper divisors (602384745480).

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

242111203320 is a wasteful number, since it uses less digits than its factorization.

242111203320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4518 (or 4514 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 242111203320 its reverse (23302111242), we get a palindrome (265413314562).

The spelling of 242111203320 in words is "two hundred forty-two billion, one hundred eleven million, two hundred three thousand, three hundred twenty".