22211012210 has 16 divisors (see below), whose sum is σ = 42331576536. Its totient is φ = 8361792768.

The previous prime is 22211012207. The next prime is 22211012221. The reversal of 22211012210 is 1221011222.

It can be written as a sum of positive squares in 4 ways, for example, as 19562777689 + 2648234521 = 139867^2 + 51461^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 65326337 + ... + 65326676.

Almost surely, 2^22211012210 is an apocalyptic number.

22211012210 is a deficient number, since it is larger than the sum of its proper divisors (20120564326).

22211012210 is a wasteful number, since it uses less digits than its factorization.

22211012210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130653037.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22211012210 its reverse (1221011222), we get a palindrome (23432023432).

It can be divided in two parts, 22211012 and 210, that added together give a palindrome (22211222).

The spelling of 22211012210 in words is "twenty-two billion, two hundred eleven million, twelve thousand, two hundred ten".