22072142206 has 8 divisors (see below), whose sum is σ = 33125635224. Its totient is φ = 11030263800.

The previous prime is 22072142173. The next prime is 22072142231. The reversal of 22072142206 is 60224127022.

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, 2898900 + ... + 2906503.

It is an arithmetic number, because the mean of its divisors is an integer number (4140704403).

Almost surely, 2^22072142206 is an apocalyptic number.

22072142206 is a deficient number, since it is larger than the sum of its proper divisors (11053493018).

22072142206 is a wasteful number, since it uses less digits than its factorization.

22072142206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5807306.

The product of its (nonzero) digits is 5376, while the sum is 28.

Adding to 22072142206 its reverse (60224127022), we get a palindrome (82296269228).

The spelling of 22072142206 in words is "twenty-two billion, seventy-two million, one hundred forty-two thousand, two hundred six".