222422423133240 has 768 divisors, whose sum is σ = 815515713792000. Its totient is φ = 52115222016000.

The previous prime is 222422423133223. The next prime is 222422423133241. The reversal of 222422423133240 is 42331324224222.

222422423133240 is a `hidden beast` number, since 2 + 2 + 2 + 42 + 242 + 3 + 1 + 332 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 222422423133195 and 222422423133204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222422423133241) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 4218351757 + ... + 4218404483.

It is an arithmetic number, because the mean of its divisors is an integer number (1061869419000).

Almost surely, 2^{222422423133240} is an apocalyptic number.

222422423133240 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 222422423133240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (407757856896000).

222422423133240 is an abundant number, since it is smaller than the sum of its proper divisors (593093290658760).

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

222422423133240 is a wasteful number, since it uses less digits than its factorization.

222422423133240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53108 (or 53101 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 222422423133240 its reverse (42331324224222), we get a palindrome (264753747357462).

The spelling of 222422423133240 in words is "two hundred twenty-two trillion, four hundred twenty-two billion, four hundred twenty-three million, one hundred thirty-three thousand, two hundred forty".