222412203434340 has 72 divisors (see below), whose sum is σ = 674654550912888. Its totient is φ = 59309551641600.

The previous prime is 222412203434321. The next prime is 222412203434383. The reversal of 222412203434340 is 43434302214222.

222412203434340 is a `hidden beast` number, since 2 + 2 + 2 + 4 + 12 + 203 + 4 + 3 + 434 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 29548269532224 + 192863933902116 = 5435832^2 + 13887546^2 .

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 = 222412203434295 and 222412203434304.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25775790 + ... + 33304890.

Almost surely, 2^{222412203434340} is an apocalyptic number.

222412203434340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222412203434340 is an abundant number, since it is smaller than the sum of its proper divisors (452242347478548).

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

222412203434340 is a wasteful number, since it uses less digits than its factorization.

222412203434340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7693229 (or 7693224 counting only the distinct ones).

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

Adding to 222412203434340 its reverse (43434302214222), we get a palindrome (265846505648562).

The spelling of 222412203434340 in words is "two hundred twenty-two trillion, four hundred twelve billion, two hundred three million, four hundred thirty-four thousand, three hundred forty".