22211220210010 has 16 divisors (see below), whose sum is σ = 43055596099656. Its totient is φ = 8201065923648.

The previous prime is 22211220209963. The next prime is 22211220210031. The reversal of 22211220210010 is 1001202211222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 15365372977161 + 6845847232849 = 3919869^2 + 2616457^2 .

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, 85427769909 + ... + 85427770168.

Almost surely, 2^{22211220210010} is an apocalyptic number.

22211220210010 is a deficient number, since it is larger than the sum of its proper divisors (20844375889646).

22211220210010 is a wasteful number, since it uses less digits than its factorization.

22211220210010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170855540097.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22211220210010 its reverse (1001202211222), we get a palindrome (23212422421232).

The spelling of 22211220210010 in words is "twenty-two trillion, two hundred eleven billion, two hundred twenty million, two hundred ten thousand, ten".