22220220021016 has 32 divisors (see below), whose sum is σ = 43864402176000. Its totient is φ = 10523278234656.

The previous prime is 22220220020989. The next prime is 22220220021017. The reversal of 22220220021016 is 61012002202222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22220220021017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13739496 + ... + 15271351.

It is an arithmetic number, because the mean of its divisors is an integer number (1370762568000).

Almost surely, 2^{22220220021016} is an apocalyptic number.

It is an amenable number.

22220220021016 is a deficient number, since it is larger than the sum of its proper divisors (21644182154984).

22220220021016 is a wasteful number, since it uses less digits than its factorization.

22220220021016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29015911 (or 29015907 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 22220220021016 its reverse (61012002202222), we get a palindrome (83232222223238).

The spelling of 22220220021016 in words is "twenty-two trillion, two hundred twenty billion, two hundred twenty million, twenty-one thousand, sixteen".