222034212226642 has 4 divisors (see below), whose sum is σ = 333051318339966. Its totient is φ = 111017106113320.

The previous prime is 222034212226621. The next prime is 222034212226643. The reversal of 222034212226642 is 246622212430222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 220365979083441 + 1668233143201 = 14844729^2 + 1291601^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222034212226595 and 222034212226604.

It is not an unprimeable number, because it can be changed into a prime (222034212226643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55508553056659 + ... + 55508553056662.

Almost surely, 2^{222034212226642} is an apocalyptic number.

222034212226642 is a deficient number, since it is larger than the sum of its proper divisors (111017106113324).

222034212226642 is a wasteful number, since it uses less digits than its factorization.

222034212226642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111017106113323.

The product of its (nonzero) digits is 442368, while the sum is 40.

Adding to 222034212226642 its reverse (246622212430222), we get a palindrome (468656424656864).

The spelling of 222034212226642 in words is "two hundred twenty-two trillion, thirty-four billion, two hundred twelve million, two hundred twenty-six thousand, six hundred forty-two".