22212011002 has 8 divisors (see below), whose sum is σ = 33367525236. Its totient is φ = 11089502592.

The previous prime is 22212010993. The next prime is 22212011057. The reversal of 22212011002 is 20011021222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21412761561 + 799249441 = 146331^2 + 28271^2 .

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

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, 8249773 + ... + 8252464.

Almost surely, 2^22212011002 is an apocalyptic number.

22212011002 is a deficient number, since it is larger than the sum of its proper divisors (11155514234).

22212011002 is a wasteful number, since it uses less digits than its factorization.

22212011002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16502912.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22212011002 its reverse (20011021222), we get a palindrome (42223032224).

The spelling of 22212011002 in words is "twenty-two billion, two hundred twelve million, eleven thousand, two".