22210220012012 has 12 divisors (see below), whose sum is σ = 39694861298400. Its totient is φ = 10868831069616.

The previous prime is 22210220011957. The next prime is 22210220012033. The reversal of 22210220012012 is 21021002201222.

It is a happy 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, 59069733887 + ... + 59069734262.

It is an arithmetic number, because the mean of its divisors is an integer number (3307905108200).

Almost surely, 2^{22210220012012} is an apocalyptic number.

It is an amenable number.

22210220012012 is a deficient number, since it is larger than the sum of its proper divisors (17484641286388).

22210220012012 is a wasteful number, since it uses less digits than its factorization.

22210220012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118139468200 (or 118139468198 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22210220012012 its reverse (21021002201222), we get a palindrome (43231222213234).

The spelling of 22210220012012 in words is "twenty-two trillion, two hundred ten billion, two hundred twenty million, twelve thousand, twelve".