5661222022 has 8 divisors (see below), whose sum is σ = 8494522200. Its totient is φ = 2829714624.

The previous prime is 5661221999. The next prime is 5661222041. The reversal of 5661222022 is 2202221665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 440272 + ... + 452947.

It is an arithmetic number, because the mean of its divisors is an integer number (1061815275).

Almost surely, 2^5661222022 is an apocalyptic number.

5661222022 is a deficient number, since it is larger than the sum of its proper divisors (2833300178).

5661222022 is a wasteful number, since it uses less digits than its factorization.

5661222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896390.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 5661222022 is about 75241.0926422523. The cubic root of 5661222022 is about 1782.2559056800.

Adding to 5661222022 its reverse (2202221665), we get a palindrome (7863443687).

The spelling of 5661222022 in words is "five billion, six hundred sixty-one million, two hundred twenty-two thousand, twenty-two".