22102100020002 has 8 divisors (see below), whose sum is σ = 44204200040016. Its totient is φ = 7367366673332.

The previous prime is 22102100019991. The next prime is 22102100020003. The reversal of 22102100020002 is 20002000120122.

It is a sphenic number, since it is the product of 3 distinct primes.

22102100020002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 22102100020002.

It is not an unprimeable number, because it can be changed into a prime (22102100020003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1841841668328 + ... + 1841841668339.

It is an arithmetic number, because the mean of its divisors is an integer number (5525525005002).

Almost surely, 2^{22102100020002} is an apocalyptic number.

22102100020002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22102100020002 is a wasteful number, since it uses less digits than its factorization.

22102100020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3683683336672.

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

Adding to 22102100020002 its reverse (20002000120122), we get a palindrome (42104100140124).

The spelling of 22102100020002 in words is "twenty-two trillion, one hundred two billion, one hundred million, twenty thousand, two".