22022021011012 has 24 divisors (see below), whose sum is σ = 42042348754560. Its totient is φ = 10009936064160.

The previous prime is 22022021011009. The next prime is 22022021011021. The reversal of 22022021011012 is 21011012022022.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4467558 + ... + 8000194.

It is an arithmetic number, because the mean of its divisors is an integer number (1751764531440).

Almost surely, 2^{22022021011012} is an apocalyptic number.

22022021011012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22022021011012 is a deficient number, since it is larger than the sum of its proper divisors (20020327743548).

22022021011012 is a wasteful number, since it uses less digits than its factorization.

22022021011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3674331 (or 3674329 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22022021011012 its reverse (21011012022022), we get a palindrome (43033033033034).

The spelling of 22022021011012 in words is "twenty-two trillion, twenty-two billion, twenty-one million, eleven thousand, twelve".