22002002001012 has 24 divisors (see below), whose sum is σ = 56005096002912. Its totient is φ = 6667273333600.

The previous prime is 22002002000987. The next prime is 22002002001041. The reversal of 22002002001012 is 21010020020022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent 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, 83340916539 + ... + 83340916802.

It is an arithmetic number, because the mean of its divisors is an integer number (2333545666788).

Almost surely, 2^{22002002001012} is an apocalyptic number.

22002002001012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22002002001012 is an abundant number, since it is smaller than the sum of its proper divisors (34003094001900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22002002001012 is a wasteful number, since it uses less digits than its factorization.

22002002001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166681833359 (or 166681833357 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22002002001012 its reverse (21010020020022), we get a palindrome (43012022021034).

It can be divided in two parts, 220020020010 and 12, that added together give a palindrome (220020020022).

The spelling of 22002002001012 in words is "twenty-two trillion, two billion, two million, one thousand, twelve".