22100011002 has 20 divisors (see below), whose sum is σ = 49520395386. Its totient is φ = 7366670280.

The previous prime is 22100011001. The next prime is 22100011049. The reversal of 22100011002 is 20011000122.

It can be written as a sum of positive squares in only one way, i.e., 20475034281 + 1624976721 = 143091^2 + 40311^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (22100011001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 68209749 + ... + 68210072.

Almost surely, 2^22100011002 is an apocalyptic number.

22100011002 is an abundant number, since it is smaller than the sum of its proper divisors (27420384384).

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

22100011002 is a wasteful number, since it uses less digits than its factorization.

22100011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136419835 (or 136419826 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 22100011002 its reverse (20011000122), we get a palindrome (42111011124).

The spelling of 22100011002 in words is "twenty-two billion, one hundred million, eleven thousand, two".